How do you go about doing the math problem:5/16 of 4/5 of the number is 15?

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How do you go about doing the math problem:5/16 of 4/5 of the number is 15?

Solve for the number

2007-01-13 08:52:24 · 4 answers · asked by Anonymous in Education & Reference ➔ Homework Help

4 answers

5/16 x 4/5 x N = 15

Cancel the 5's

4/16 x N = 15

Reduce
1/4 x N = 15

Multiply both sides by 4
N = 60

2007-01-13 08:56:21 · answer #1 · answered by Nghiem E 4 · 1⤊ 0⤋

You formulate an equation. The unknown number is X. We know that
5/16*4/5*X = 15
from this follows that
20/80*X = 15
or
1/4*X = 15
so therefore
X = 60

2007-01-13 08:58:17 · answer #2 · answered by Hans C 3 · 0⤊ 0⤋

You are not putting the question in a correct way.

2007-01-13 08:56:06 · answer #3 · answered by Anonymous · 0⤊ 0⤋

60.
simple

2007-01-13 08:56:11 · answer #4 · answered by Illuminaty 2 · 0⤊ 0⤋