SOLUTION: Ann has $7.20 worth of change in nickels and dimes. If she has four times as many nickels as dimes how many of each type of coin does she have?

Question 1056158: Ann has $7.20 worth of change in nickels and dimes. If she has four times as many nickels as dimes how many of each type of coin does she have?
Found 2 solutions by ewatrrr, Alan3354:
Answer by ewatrrr(24785) (Show Source): You can put this solution on YOUR website!
x, the number of dimes
10x + 5(4x) = 720 CENTS makes sense
30x = 720
x = 24, number of dimes, 96nickels
checking:
240 + 480 = 720 CHECKS!
Answer by Alan3354(69443) (Show Source): You can put this solution on YOUR website!
Ann has $7.20 worth of change in nickels and dimes. If she has four times as many nickels as dimes how many of each type of coin does she have?
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Each set of 4 nickels and 1 dime = 30 cents.
720/30 = 24 sets
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