In description..too long for box.

Question

Mom left pennies for her 3 kids.  Mary came by and took 1/3 of the pennies she found, then 1 hour later Larry came and took 1/3 of the pennies he found. Finally Kerry came  I hour after Larry and took 1/3 of the pennies he found. If 24 pennies remained after Kerry took his , how many pennies did mom leave on the table?

Answer 1

24 after Kerry

36 before Kerry (24 was 2/3 of what Kerry saw

54 before Larry (36 was 2/3 of what Larry saw

81 before Mary (54 was 2/3 of what Mary saw

 

Check

81 - 27 = 54

54 - 18 = 36

36 - 12 = 24 

 

QED