Guesstimates are one of the most common question types in consulting interviews. This page provides clear, structured examples of market sizing, product usage estimation, operations estimation, and abstract logical estimation. Learn how to break down problems, make assumptions, apply segmentation, and arrive at logical estimates the consulting way.Your Attractive Heading
Guesstimates

How many cars are sold in India every year?
Type: Market Sizing
Approach: Top-Down

How many smartphones are sold in India annually?
Type: Market Sizing
Approach: Top-Down

How many pizzas are sold in Mumbai daily?
Type: Product Usage Estimation
Approach: Top-Down

How many cups of tea are consumed in India daily?
Type: Product Usage Estimation
Approach: Top-Down

How many Ola/Uber rides happen in Mumbai daily?
Type: Operations / Service Estimation
Approach: Bottom-Up

How many flights take off from Delhi Airport everyday?
Type: Operations Estimation
Approach: Bottom-Up

Estimate the annual revenue of a local cinema hall
Type: Revenue Estimation
Approach: Bottom-Up

How many windows exist in Delhi?
Type: Abstract / Logical Estimation
Approach: Segmentation

How Many WhatsApp Messages Are Sent Daily in India?
Type: Product /Tech Estimation
Approach: Top-Down