Puzzle its home work help?

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you have $16 in change to your surprise you have Exactly the same number of half dollars quarters and nickles how many of each do you have?

2007-10-01 11:59:56 · 3 answers · asked by Nelson Z 1 in Education & Reference ➔ Homework Help

20 half-dollars= $10.
20 quarters= $5.
20 nickels= $1.

2007-10-01 12:06:37 · answer #1 · answered by Anonymous · 0⤊ 0⤋

n(0.50)+n(0.25)+n(0.05)=$16
n(0.8)=$16
n=16/0.8
n=20

20 half dollars, 20 quarters, 20 nickles =
20*$0.5 + 20*$0.25 + 20*$0.05=
$10 + $5 + $1=
$16

2007-10-01 19:12:48 · answer #2 · answered by Anonymous · 0⤊ 0⤋

50n + 25n + 5n = 1600
80n = 1600
n = 20 each

2007-10-01 19:07:52 · answer #3 · answered by jsardi56 7 · 0⤊ 0⤋