Zaphod's Musings...

Ravings of Ipsen's companion: Sorceress's Knight, epicure and Master Builder

Daughters’ Ages

techinterview:

Two MIT math grads bump into each other at Fairway on the upper west side. They haven’t seen each other in over 20 years.

the first grad says to the second: “how have you been?”
second: “great! i got married and i have three daughters now”
first: “really? how old are they?”
second: “well, the product of their ages is 72, and the sum of their ages is the same as the number on that building over there..”
first: “right, ok.. oh wait.. hmm, i still don’t know”
second: “oh sorry, the oldest one just started to play the piano”
first: “wonderful! my oldest is the same age!”

problem: how old are the daughters?

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REALLY like this puzzle.  Very clever indeed!

  1. harry-hid-in-hydrangeas reblogged this from techinterview
  2. zaphod65story reblogged this from techinterview and added:
    REALLY like this puzzle. Very clever indeed!
  3. techinterview posted this