Brain Teasers
How Much Money?
Jeff has a bunch of coins. Figure out how many coins he has using only these facts:
He puts an equal amount in each of 9 bags and has none left over.
He puts an equal amount in each of 6 bags and has none left over.
He puts an equal amount in each of 5 bags and has 2 left over.
What is the least amount of coins Jeff could have?
He puts an equal amount in each of 9 bags and has none left over.
He puts an equal amount in each of 6 bags and has none left over.
He puts an equal amount in each of 5 bags and has 2 left over.
What is the least amount of coins Jeff could have?
Hint
Think about the multiples.Answer
72.It's the lowest multiple of 6 and 9 that when divided by 5 will give a remainder of 2.
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