Google Estimation Interview Questions

Review this list of 45 Google estimation product manager interview questions and answers verified by hiring managers and candidates.
  • Google logoAsked at Google 
    Video answer for 'Estimate the number of restaurants in San Francisco.'
    +56

    "Candidate: Before we go ahead I have a few clarifying questions, I’d like to ask. Interviewer: Sure. Candidate: What is the exact definition of a restaurant, are we counting coffee shops, bars, street food trolleys, homemade food shops that only has delivery to customers’ place and etc... kinds of a restaurant as well? Interviewer: let’s assume that we only mean restaurants that people can go inside, order some food and eat. Let’s not consider bars and coffee shops and so"

    Jasmin R. - "Candidate: Before we go ahead I have a few clarifying questions, I’d like to ask. Interviewer: Sure. Candidate: What is the exact definition of a restaurant, are we counting coffee shops, bars, street food trolleys, homemade food shops that only has delivery to customers’ place and etc... kinds of a restaurant as well? Interviewer: let’s assume that we only mean restaurants that people can go inside, order some food and eat. Let’s not consider bars and coffee shops and so"See full answer

    Product Manager
    Estimation
  • +1

    "Assumptions: We're looking only at a single large dealership in San Jose, per the question, not all large car dealerships New cars already come with tires; the dealer does not have to purchase them separately A couple of different ways I might approach this: Approach 1: Estimate based on # cars serviced per day Dealer intakes 10 cars for servicing per hour (based on anecdotal observation) 100 cars serviced per day (assuming service dept. open 10 hours per day) Cars that need onl"

    Andrew B. - "Assumptions: We're looking only at a single large dealership in San Jose, per the question, not all large car dealerships New cars already come with tires; the dealer does not have to purchase them separately A couple of different ways I might approach this: Approach 1: Estimate based on # cars serviced per day Dealer intakes 10 cars for servicing per hour (based on anecdotal observation) 100 cars serviced per day (assuming service dept. open 10 hours per day) Cars that need onl"See full answer

    Product Manager
    Estimation
  • +3

    "Prompt - annual cost of managing Google photos (note - I believe Google doesn't ask estimation question anymore, not sure who/here/how this was asked) We will go over what Google photos is, its users, how they use photos, what costs are incurred, estimation - base case then scale it out, gut check the answers, and arrive at an estimate Google photos is a photo and video storage service. Its users are Content creators/users Google (hosting) Other service providers that provide value-add"

    Glados - "Prompt - annual cost of managing Google photos (note - I believe Google doesn't ask estimation question anymore, not sure who/here/how this was asked) We will go over what Google photos is, its users, how they use photos, what costs are incurred, estimation - base case then scale it out, gut check the answers, and arrive at an estimate Google photos is a photo and video storage service. Its users are Content creators/users Google (hosting) Other service providers that provide value-add"See full answer

    Product Manager
    Estimation
  • Google logoAsked at Google 
    +1

    "Clarifying questions : I would like to confirm what type of parking spots we are talking about, should we assume cars ? Assumption : Cars Is it referring to only parking spots in non-residential complexes or public places or does it include residential too ?Assumption : both Assumptions : Places where we could see parking spots Shopping malls Parking in the park Residence spots Legal parking spots Variables in play Population = assuming a family of 4 => population / 4 (nu"

    Karthik T. - "Clarifying questions : I would like to confirm what type of parking spots we are talking about, should we assume cars ? Assumption : Cars Is it referring to only parking spots in non-residential complexes or public places or does it include residential too ?Assumption : both Assumptions : Places where we could see parking spots Shopping malls Parking in the park Residence spots Legal parking spots Variables in play Population = assuming a family of 4 => population / 4 (nu"See full answer

    Product Manager
    Estimation
  • "Answering only estimation portion for practice (for some reason after submitting the formatting is unorganized) clarification and assumptions can I assume this grocery store location is called Greens can I assume that self-checkout means that customers checks out without assistance? can I assume that cashier checkout means that cashier assists customers with checkout? can I assume that ratio means how man self-checkouts should be place at this grocery store compare"

    Ama M. - "Answering only estimation portion for practice (for some reason after submitting the formatting is unorganized) clarification and assumptions can I assume this grocery store location is called Greens can I assume that self-checkout means that customers checks out without assistance? can I assume that cashier checkout means that cashier assists customers with checkout? can I assume that ratio means how man self-checkouts should be place at this grocery store compare"See full answer

    Product Manager
    Estimation
    +1 more
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  • +8

    "Clarifying questions: What city/ country are we talking about? Indian metro. What all counts as a grocery store? Do have to cover dark stores as well which are not open to public? Only consider all grocery stores where public pick up is allowed. Do we have to include hyper markets/ super markets as well or only smaller stores? Include both. Okay, so I would be considering the Indian metro of Bangalore here. The overall equation is , **total number of grocery stores = Number of small grocer"

    Kartikeya N. - "Clarifying questions: What city/ country are we talking about? Indian metro. What all counts as a grocery store? Do have to cover dark stores as well which are not open to public? Only consider all grocery stores where public pick up is allowed. Do we have to include hyper markets/ super markets as well or only smaller stores? Include both. Okay, so I would be considering the Indian metro of Bangalore here. The overall equation is , **total number of grocery stores = Number of small grocer"See full answer

    Product Manager
    Estimation
  • +5

    "Clarifying questions: Can I assume the timeframe to be today, ie Dec 2024? : Yes What country are we targeting? Lets say it is India. When we say "Use google search to find a new job" do we mean to say that they use Google search in their job search process or also convert and actually find a job? : The former. I am assuming we are only considering when someone directly searches jobs on Google and not searches for some job search portal on google: Yes. How long should the search"

    Kartikeya N. - "Clarifying questions: Can I assume the timeframe to be today, ie Dec 2024? : Yes What country are we targeting? Lets say it is India. When we say "Use google search to find a new job" do we mean to say that they use Google search in their job search process or also convert and actually find a job? : The former. I am assuming we are only considering when someone directly searches jobs on Google and not searches for some job search portal on google: Yes. How long should the search"See full answer

    Product Manager
    Estimation
  • +4

    "Clarification Questions : Do all 10000 persons need Email access, or is 10000 people the colony's size? : Yes, 10000 people will use emails. As I am a PM for Gmail, I assume we are focusing just on email as a form of communication: Yes. Are there any requirements on the size of attachments allowable in the emails? : I will leave it up to you. Understand the user behavior -> Identify key metrics -> Make quantitative estimation -> Understand plans -> Propose network bandwidth. User b"

    Navin T. - "Clarification Questions : Do all 10000 persons need Email access, or is 10000 people the colony's size? : Yes, 10000 people will use emails. As I am a PM for Gmail, I assume we are focusing just on email as a form of communication: Yes. Are there any requirements on the size of attachments allowable in the emails? : I will leave it up to you. Understand the user behavior -> Identify key metrics -> Make quantitative estimation -> Understand plans -> Propose network bandwidth. User b"See full answer

    Product Manager
    Estimation
  • +3

    "First I will set up the formula, second I will calculate each of the components then adding them up. Finally, I will talk about corner cases if any. 1, To begin with, I want to think broadly what could go into the equation. Bandwidth depends on number of devices at a time, so if a student use both laptop and phone at the same time then we have 2. Beside, grad students need internet for various reasons, such as checking email, searching on Google for information, watching lectures... Different a"

    Darren L. - "First I will set up the formula, second I will calculate each of the components then adding them up. Finally, I will talk about corner cases if any. 1, To begin with, I want to think broadly what could go into the equation. Bandwidth depends on number of devices at a time, so if a student use both laptop and phone at the same time then we have 2. Beside, grad students need internet for various reasons, such as checking email, searching on Google for information, watching lectures... Different a"See full answer

    Product Manager
    Estimation
  • Product Manager
    Estimation
    +1 more
  • Google logoAsked at Google 
    +4

    "Clarifying questions Do we mean the Google Play store or Apple App store or some other app store? : Google Play Store Do we mean to calculate the number of apps as in 2024? : yes Are we looking at any particular data slices like in a particular country/ for a particular geography etc.? : No, I want the overall global number And we mean to calculate total number of apps that are registered on Play Store and can be searched and accessed by a user, am i right? : Yes Okay, here's how"

    Kartikeya N. - "Clarifying questions Do we mean the Google Play store or Apple App store or some other app store? : Google Play Store Do we mean to calculate the number of apps as in 2024? : yes Are we looking at any particular data slices like in a particular country/ for a particular geography etc.? : No, I want the overall global number And we mean to calculate total number of apps that are registered on Play Store and can be searched and accessed by a user, am i right? : Yes Okay, here's how"See full answer

    Product Manager
    Estimation
    +3 more
  • Google logoAsked at Google 
    +1

    "Great question Evan, could you please help me with some context. Do you want me to consider Gsuite & Gmail on consumer or limit it to one or the other segment? Limit to B2C on GMAIL Promotions/ Notifications do you want me to include them? Exclude Would you want to consider only Gmail ecosystem or Gmail to All types of users? Any email recipient I would like to start with US as a geo and extrapolate would you be good with that? That's ok. That helps, than"

    Coach - "Great question Evan, could you please help me with some context. Do you want me to consider Gsuite & Gmail on consumer or limit it to one or the other segment? Limit to B2C on GMAIL Promotions/ Notifications do you want me to include them? Exclude Would you want to consider only Gmail ecosystem or Gmail to All types of users? Any email recipient I would like to start with US as a geo and extrapolate would you be good with that? That's ok. That helps, than"See full answer

    Product Manager
    Estimation
    +1 more
  • Google logoAsked at Google 
    +1

    "Let me first ask some clarification questions / make assumptions: Any specific geographic region? => USA How do we measure bandwith? a. Bandwith is the maximum internet speed required for our google maps servers to support all google maps traffic in the USA. At which point do we measure bandwith? => at the “entrance” of each google server center Do we talk about maximum bandwith required? a. Yes, the maximum BB required to support google maps in the USA (on side of Google) Outline: O"

    Valentin B. - "Let me first ask some clarification questions / make assumptions: Any specific geographic region? => USA How do we measure bandwith? a. Bandwith is the maximum internet speed required for our google maps servers to support all google maps traffic in the USA. At which point do we measure bandwith? => at the “entrance” of each google server center Do we talk about maximum bandwith required? a. Yes, the maximum BB required to support google maps in the USA (on side of Google) Outline: O"See full answer

    Product Manager
    Estimation
  • Google logoAsked at Google 
    +2

    "Note: Modifying the question to reflect the storage cost as well. Question: Estimate the cost of storing google photos on the photos app? Clarifying questions: Google photos - an app that syncs automatically to your camera app and uploads photos to Google cloud and reduces the need to store it on your device Cost of 1GB storage $0.002 Time storage cost per year Equation: Cost of storage per year = average cost of storing photos per day x 30 days x 12 months The ave"

    P K. - "Note: Modifying the question to reflect the storage cost as well. Question: Estimate the cost of storing google photos on the photos app? Clarifying questions: Google photos - an app that syncs automatically to your camera app and uploads photos to Google cloud and reduces the need to store it on your device Cost of 1GB storage $0.002 Time storage cost per year Equation: Cost of storage per year = average cost of storing photos per day x 30 days x 12 months The ave"See full answer

    Product Manager
    Estimation
    +1 more
  • Google logoAsked at Google 

    "Scope Clarification with Interviewer: Is it a standard civil 4-seater helicopter or a Military cargo carrier? Do we wish to calculate the balls in the passenger compartment only or do I consider the gas tank and other spaces in a helicopter? 3.Is the helicopter loaded with seats and passengers or do I assume that there are no seats and passengers/ pilot? Assumptions: The interviewer asked me to make assumptions. Its a standard 4-seater helicopter It is empty but has the standard seat"

    Anonymous Porcupine - "Scope Clarification with Interviewer: Is it a standard civil 4-seater helicopter or a Military cargo carrier? Do we wish to calculate the balls in the passenger compartment only or do I consider the gas tank and other spaces in a helicopter? 3.Is the helicopter loaded with seats and passengers or do I assume that there are no seats and passengers/ pilot? Assumptions: The interviewer asked me to make assumptions. Its a standard 4-seater helicopter It is empty but has the standard seat"See full answer

    Product Manager
    Estimation
  • Google logoAsked at Google 
    +8

    "Clarifying questions: Should I include the tail of the helicopter when computing the area for this question? Can I assume that the average ping pong ball has a radius of around 1 inch? Assumption: Assume that the helicopter is more circular than a rectangle. Hence use the formula of a circle in computing the area. Assume that the helicopter's radius is 5 feet a 6 feet person can't stand on the helicopter because they're tall for it hence rounding down. Assume that th"

    Shreejal L. - "Clarifying questions: Should I include the tail of the helicopter when computing the area for this question? Can I assume that the average ping pong ball has a radius of around 1 inch? Assumption: Assume that the helicopter is more circular than a rectangle. Hence use the formula of a circle in computing the area. Assume that the helicopter's radius is 5 feet a 6 feet person can't stand on the helicopter because they're tall for it hence rounding down. Assume that th"See full answer

    Product Manager
    Estimation
  • Product Manager
    Estimation
  • +1

    "Clarifying questions We are referring to Facebook here within Meta products, correct?: Yes Can we base the CAC as of 2025?: yes Facebook acquires users through multiple channels, are we focussed on any particular channel? : We are looking at an overall CAC for Facebook What all do we want to include in CAC? Can we limit it to the marketing and advertising costs and leave aside technical, infrastructure or people costs?: yes Here’s how I will calculate this. **Customer acquisition c"

    Kartikeya N. - "Clarifying questions We are referring to Facebook here within Meta products, correct?: Yes Can we base the CAC as of 2025?: yes Facebook acquires users through multiple channels, are we focussed on any particular channel? : We are looking at an overall CAC for Facebook What all do we want to include in CAC? Can we limit it to the marketing and advertising costs and leave aside technical, infrastructure or people costs?: yes Here’s how I will calculate this. **Customer acquisition c"See full answer

    Product Manager
    Estimation
  • Google logoAsked at Google 

    "Estimate the market size for Google Fi Market size -> total revenue/sales in a market = market share Google Fi -> telecommunication services by google. Only for US market Market size = (1)google fi customers / (2)total customers in the market (2)total customers in the market 300m ppl in the US 0-90 life expectancy Factor out 0-12,80-90 240m ~250m ppl in the US who are using phones and need a telecommunication service (1)google fi customers Version 40% - 110m AT&T 30% - 70m T-Mobil"

    Cameron P. - "Estimate the market size for Google Fi Market size -> total revenue/sales in a market = market share Google Fi -> telecommunication services by google. Only for US market Market size = (1)google fi customers / (2)total customers in the market (2)total customers in the market 300m ppl in the US 0-90 life expectancy Factor out 0-12,80-90 240m ~250m ppl in the US who are using phones and need a telecommunication service (1)google fi customers Version 40% - 110m AT&T 30% - 70m T-Mobil"See full answer

    Product Manager
    Estimation
  • "Clarification Questions I am assuming we need to deliver the packages to the doorstep. I am assuming we need to deliver all the packages which are ordered in a single day. For more product interview experience, please visit TechnoManagers https://technomanagers101.blogspot.com/ High level formula Number of Drones required = (US Population 330M)(Excluding 30% those below 10 years and above 65 years)(internet penetration 90%)([ (10% high networth people)(30 orders per year) ] + ["

    Anonymous Muskox - "Clarification Questions I am assuming we need to deliver the packages to the doorstep. I am assuming we need to deliver all the packages which are ordered in a single day. For more product interview experience, please visit TechnoManagers https://technomanagers101.blogspot.com/ High level formula Number of Drones required = (US Population 330M)(Excluding 30% those below 10 years and above 65 years)(internet penetration 90%)([ (10% high networth people)(30 orders per year) ] + ["See full answer

    Product Manager
    Estimation
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