Problema Solution

molly has $8.55 in coins. she has three more nickels than dimes. sny qhe has eight fewer quarters than dimes. how many quarters does she have

Answer provided by our tutors

Dimes = D

Quarters = D-8

Nickels = 3 +D

 

0.05(3 + D) + 0.25(D- 8) +0.1 D = 8.55

solve for D 

D =26

final answer:

Quarter = D-8 = 26-8 = 18

she has 18 quarters