d = Q + 112
n = 7 Q
p = 10 Q + 17
p + 5 n + 10 d + 25 Q = 3537 ... substitute a Q equivalent for d, n, and p
solve for Q , then substitute back to find the other values
A family has a coin jar that is now full. The children count the change and calculate the total value to be $35.37. Let Q represent the number of quarters and use the information below to find the number of each coin.
There are:
112 more dimes than quarters
7 times as many nickels as quarters
17 more than 10 times as many pennies as quarters
1 answer
2 answers