Estimation Interview Questions Reference

[1013] Estimate Google ads revenue.
[2934] Estimate the number of new college graduates who apply to big tech companies every year.
[2905] Estimate the number of server units (not racks) in data centers across the US.
[2893] How many cell towers would you build in your pilot region as a solar company just about to enter the cellular internet market?
[2862] Estimate the size of total addressable market of mobile app loans targeting SMBs in Indonesia in 2019.
[2782] Estimate global sales revenue for Chipotle.
[2752] How many drivers are needed to get a street view of San Francisco?
[2745] How many gas stations are in California?
[2731] Estimate the total market value of Google's Project Loon, utilizing IOT devices to provide internet access to rural and remote areas.
[2707] Estimate how much money a homeless person makes by standing in a traffic intersection at SF in a year.
[2668] Estimate how much productivity is lost in the holiday season at a medium-sized company?
[2628] How many scooters would be needed for a company with 2000 employees on 4 floors (500 employees on each floor)? Make common sense assumptions.
[2620] How would you estimate the cost developing new features for Apple Maps?
[2510] How many pixel users are in the United States?
[2476] Estimate a median time it takes to deliver a message on WhatsApp.
[2474] Estimate the size of food delivery business with bikes.
[2452] You are the PM of a pharma company, your product can help cows produce 20% more milk. It will last a month. How will be the pricing strategy? What will be the price of the product?
[2445] Assume AR enabled glasses will exist in 2031. How many AR glasses do you think will ship in 2031? What factors will you consider in this estimation?
[2444] How many airplanes are in the air over the Bay Area right now?
[2385] Estimate potential number of rides per month for e-scooter rental in SF.
[2366] What is your favorite international airport? Estimate how many people arrive and depart everyday.
[2356] Estimate the number of people who regularly go out to bars.
[2326] Estimate how many pieces of candy were given out in the city you live in.
[2316] How many windows are there in NYC?
[2287] How much would it cost for Google Maps to gather Street View data for all of Manhattan?
[2258] How many people are flying in the sky in a day to and from SFO
[2256] Estimate the amount of storage needed to store a day's worth of information from your brain.
[2252] How many SMS messages are sent in the United States every day?
[2239] Estimate the incremental cost of storing videos uploaded to Youtube in a year.
[2232] How many plans are flying over the US right now?
[2225] How many ping pong balls can you fit into a Boeing 747?
[2182] How many Pixel phones are sold in Africa every month?
[2162] Estimate how many potholes there are across continental USA.
[2107] How many bikes would you need to launch a bike sharing service in NYC?
[2029] We lost all data for street view of Google maps in NY. How much would it cost to replace street view?
[2016] What's the annual expenditure of the U.S on school furniture?
[1975] Estimate how long it would take to move 100 petabytes of data from the east coast to the west coast.
[1968] Estimate the number of Lyft rides given on Halloween.
[1952] What is the TAM for Google Translate
[1948] Estimate total time wasted in meetings in the US.
[1898] Estimate Lyft's revenue.
[1857] Pick an airport and estimated the number of people going through the security scan everyday
[1842] how-many-airports-are-in-the-us-and-in-the-world
[1794] How many hotel rooms are there in NYC?
[1738] How many windows are there in Tehran?
[1719] How much storage capacity should Google allocate towards supporting a contact lens that shoots HD videos and stores it in the cloud?
[1693] Estimate the number of users of Google Drive.
[1683] Estimate the number of millennial home owners in the US.
[1664] As a PM for Gmail, how much storage do you plan to buy for the next year?
[1641] Estimate the aggregate miles run by joggers in Central park?
[1623] Estimate the circumference of the earth at the Equator.
[1598] Estimate the cost of running YouTube each year.
[1583] How many productivity hours are lost per year in traffic?
[1560] You’re starting a company that is going to sell face masks. How many should you make?
[1516] How would you estimate the size of the paint market in the US?
[1504] estimate the market size of the bike market in the United States
[1476] You are opening a new Walmart store. How many cash registers do you need?
[1459] Estimate the number of motels in the US.
[1371] Estimate the number of cinema tickets that are sold in the US in one year
[1298] Estimate daily number of transactions in US
[1287] Pick an airport and estimated the number of people going through the metal detectors in a day
[1280] If all people used self-driving cars for transportation, how many vehicles would be needed to service the US?
[1256] 1. How much laundry detergent is used every year around the world
[1196] How much storage does Google Maps Street View take?
[1164] Estimate the cost of storing Google Earth photos.
[1137] Estimate the number of daily flights from London to Dubai
[1074] How much does it cost Google to run Google Photos?
[1061] How many drones would be needed to deliver all of Fedex's packages in the US?
[1050] Estimate the amount of storage needed for Google Photos.
[1046] Estimate the number of high schoolers in the US
[1032] Estimate Facebook's yearly ad revenue.
[921] Estimate the market size for in-flight ads market.
[894] Estimate the total addressable market for Slack.
[863] Estimate Market Size for Google Fi?
[850] Estimate how many trains operate in the NYC subway.
[761] Estimate the weight of a schoolbus.
[708] Estimate the bandwidth of Google Maps.
[704] Estimate the Number of Credit Card users in India.
[698] Estimate the number of apps in the playstore?
[631] How many ping pong balls can fit in a helicopter?
[599] Estimate the number of Gmail users in the US.
[580] Estimate the total dollar amount of online sales for fruits and vegetables per year in NYC.
[531] Estimate the total internet bandwidth needed for a campus of 1000 graduate students.
[530] Estimate Google Photos storage for Pixel phones.
[512] What's the market size for Android in India?
[472] Determine the right number of photos to show in Facebook's Newsfeed.
[461] How many drivers does Uber need to serve the San Francisco bay area?
[406] How many shampoo bottles are sold in the US annually?
[390] What is the market size for driverless cars in 2025?
[388] Pick a Capital One product. Estimate the monthly revenue per customer.
[382] How many quarters do you need to reach the height of the Empire State Building?
[358] How much money does the Play Store make in a year?
[326] Estimate the number of videos watched on YouTube per day.
[318] Estimate the number of trees in the city of Delhi?
[304] How much does Meta (Facebook) spend to acquire one new user?
[271] How many tennis balls can fit in an airplane?
[264] How many ping pong balls fit in a helicopter?
[239] How long would it take to fill an Olympic swimming pool with water from a garden hose?
[181] Estimate the number of restaurants in San Francisco.
[112] Estimate the number of restaurants in Bengaluru, India.
[106] Estimate the number of Zomato food delivery drivers in Bangaluru, India.
[97] How many grocery stores are required in a metropolitan city?
[67] Estimate the number of people who use Google Search to find a new job.
[63] Imagine you're a PM for Gmail. Your team won a communications contract with a 10,000-person colony on Mars. Estimate how much network bandwidth this project needs.
[34] Estimate the number of friends an average TikTok user has (measured as mutual follows).