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Brain Trainer
by William Armstrong
Updated:
1 Dec 2012
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Change a Dollar Puzzle Solution

Genre: Math Puzzle Rating: 2 - Easy Source: Unknown
Brain Functions: Rational, Exact Calculations Puzzle    Hint

Start with three quarters (.75) and add dimes. We can't add more than four dimes (2 quarters + 5 dimes would make a dollar). We can't add any nickels (3 quarters + 2 dimes + 1 nickel would make a dollar). But we can add four cents. The total is $1.19 (3 quarters + 4 dimes + 4 cents).



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