bbwright bbwright

20-06-2016
Mathematics

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54 is 75% of what number?

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williambusby williambusby

20-06-2016

//Work backwards from what your original equation would be.

54 = 75/100 * x
54 * 100 = 75 * x
(54 * 100) / 75 = x
x = 72

Answer Link

20-06-2016

rule of three

x ---- 100%
54 --- 75%

75x = 100 . 54
75x = 5400
x = 5400/75
x = 72

answer : 72 ...

Good studies!!

Answer Link

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