SOLUTION: A piggy bank contains only quarters and nickels, and there is a total of 60 coins. The total value of the coins in the bank is 7.40. How many quarters are in the piggy bank?

Question 883309: A piggy bank contains only quarters and nickels, and there is a total of 60 coins. The total value of the coins in the bank is 7.40. How many quarters
are in the piggy bank?
Answer by Fombitz(32388) (Show Source): You can put this solution on YOUR website!
1.
2.
Multiply eq. 1 by 5 and subtract from eq. 2,

Then,

RELATED QUESTIONS
A piggy bank contains only quarters and nickels, and there is a total of 60 coins. The... (answered by math-vortex)

a piggy bank contains only quarters and nickels and there is a total of 60 coins. The... (answered by math-vortex)

A piggy bank contains only quarters and nickels, and there is a total of 60 coins. The... (answered by MathLover1)

A piggy bank contains only 20c and 50c coins. There are 60 coins in total and their... (answered by josgarithmetic)

There are only nickels and quarters in Sammy's piggy bank. If there are 28 coins in the... (answered by Boreal)

A piggy bank contains nickels, dimes and quarters. There are three times as many dimes as (answered by richwmiller)

My piggy bank contains only nickels, dimes, and quarters, and contains 20 coins worth a... (answered by lynnlo)

A piggy bank contains only quarters and dimes. There are 99 coins with a total value of... (answered by Alan3354)

A child's piggy bank contains nickels, dimes, and quarters. There are twice as many... (answered by jorel1380)