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66 is 56% of what numberr

2007-12-31 17:49:01 · 7 answers · asked by K <3 1 in Science & Mathematics Mathematics

7 answers

When you see this, you have to immediately think symbols, how can I represent something like this, well, let's reword this:

A is B% of some number n.

Well, we know to get a percent, we need to convert the percent into a decimal, we'll just call that B without the %, and then we multiply this by the number n and set it equal to A:

A = Bn

So, we can say that:

66 = A
56% = B%
.56 = B
x = n

Now we have:

66 = .56(x)

Where x is the answer:

66/.56 = x

117.86 = x

There you go.

2007-12-31 17:55:40 · answer #1 · answered by Eolian 4 · 0 0

66 ÷ 56%
= 66 ÷ 56/100
= 66 x 100/56
= 6600/56
= 117 6/7

2008-01-01 05:14:14 · answer #2 · answered by An ESL Learner 7 · 0 0

Another way to solve ...

Let X = the number

0.56X = 66

Therefore, X = 66/0.56

Hence, X = 117.86 (answer rounded off to 2 decimal places)

2008-01-01 02:13:49 · answer #3 · answered by Pointy 7 · 0 0

Set it up to cross multiply.

66 56
___ = ___

X 100

(100 X 66) /57 = X

2008-01-01 01:53:05 · answer #4 · answered by Anonymous · 0 0

56% = 66
100% =x
x=100x66 / 56
x=117.8571429

2008-01-01 01:52:01 · answer #5 · answered by Murtaza 6 · 0 0

66/.56=117.8571429

2008-01-01 01:51:42 · answer #6 · answered by DANIEL G 6 · 0 0

117.85

2008-01-01 04:04:09 · answer #7 · answered by KJ_Jockey 2 · 0 0