We need a combination of coins that equal 65 cents.
The easiest one is 13 nickels.
Another combination is 6 dimes and 1 nickel.
A third is 2 quarters, 1 dime, and 1 nickel.
The list goes on.
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hope it helps
I can't help on this sorry math isn't my thing!!!!!!!!
Y is going to be the number 40
x will equal 90
Answer
He has to fill 14 times
Solution
7/4 = 1/8x | : 1/8
7/4 * 8/1 = 7/1 * 2/1 = 14