Solve the problem.
-Jamil always throws loose change into a pencil holder on his desk and takes it out every two weeks. This time it is all nickels and dimes. There are 9 times as many dimes as nickels, and the value of the dimes is $3.40 more than the value of the nickels. How many nickels and dimes does Jamil have?
A) 3 nickels and 27 dimes
B) 5 nickels and 45 dimes
C) 4 nickels and 36 dimes
D) 36 nickels and 4 dimes

Question

Quizplus · Accepted Answer

Let the number of nickels be n and the number of dimes be 9n. The value of the nickels is 0.05n dollars, and the value of the dimes is 0.10(9n) = 0.90n dollars. The equation is 0.90n = 0.05n + 3.40. Solving gives n = 4, so there are 4 nickels and 36 dimes.

Solve the Problem. -Jamil Always Throws Loose Change into a Pencil Holder on Pencil