Crack the guesstimate out loud.
A 15–30 minute voice interview built for case-style market-sizing. Pick your difficulty, reason through one open-ended problem on a live scratchpad, then get a structured report that scores how you think — not just the number you land on.
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Top-down · phones / yearsmartphones · India
India population
Adults · 15–64 (~67%)
Can afford a phone · ~70%
Own a smartphone · ~85%
Replaced / year · ÷4
New buyers / year
Phones sold / year≈ 165 M