SOLUTION: Morgan has $12.50 in pennies, dimes, and half-dollars in her piggy bank. She has 5 times as many dimes as half-dollars and 5 times as many pennies as dimes. How many coins does she

Algebra ->  Customizable Word Problem Solvers  -> Coins -> SOLUTION: Morgan has $12.50 in pennies, dimes, and half-dollars in her piggy bank. She has 5 times as many dimes as half-dollars and 5 times as many pennies as dimes. How many coins does she      Log On

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Question 1123171: Morgan has $12.50 in pennies, dimes, and half-dollars in her piggy bank. She has 5 times as many dimes as half-dollars and 5 times as many pennies as dimes. How many coins does she have in her piggy bank? Find the number of each coin in the piggy bank.
Answer by josgarithmetic(39618) About Me  (Show Source):
You can put this solution on YOUR website!
10 of half-dollars
-
COIN           NUMBER
Pennies          5*5x
Dimes             5x
Half-Dollar       x
-
-
Total Money      $12.50


%280.01%29%2825x%29%2B%280.1%295x%2B0.5x=12.5
-
x=10
Dimes-------5x=5%2A10=50
Pennies-------25%2A10=250


250 Pennies
50 Dimes
10 Half-Dollars