A jar contains n nickels and d dimes. There are 22 coins in the jar, and the total value of the coins is $1.60. How many nickels and how many dimes are in the jar?

Guest Sep 21, 2021

#1**0 **

A jar contains n nickels and d dimes. There are 22 coins in the jar, and the total value of the coins is $1.60. How many nickels and how many dimes are in the jar?

n + d ==22........................................(1)

0.05n + 0.10d ==1.60......................(2), solve for d, n

Use substitution to get:

**d==10 dimes and n==12 nickels.**

Guest Sep 21, 2021