SOLUTION: Heather's penny bank is 1/10 full. After she adds 480 pennies, it is 1/2 full. How many pennies can Heather's bank hold?

Question 865938: Heather's penny bank is 1/10 full. After she adds 480 pennies, it is 1/2 full. How many pennies can Heather's bank hold?
Found 2 solutions by ewatrrr, richwmiller:
Answer by ewatrrr(24785) (Show Source): You can put this solution on YOUR website!

Hi,
480 Pennies fill bank 4/10 full
Let x represent the number of pennies the bank holds
x = 1200 pennies the bank holds
Answer by richwmiller(17219) (Show Source): You can put this solution on YOUR website!
x/10+480=x/2
x+4800=5x
4800=4x
1200=x
check
120+480=600
600=1200/2
ok

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