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Nikitich [7]
3 years ago
5

Three-quarters of a number is 15 work out four-fifths of the number

Mathematics
1 answer:
Anna11 [10]3 years ago
8 0

Let the number be X

3/4 of X = 15


Multiplying out gives;

3X = 4x15

3X= 60

X = 20


Therefore, 4/5 of 20


Putting X = 20 we have;


4/5 x 20 = 16

Hope this help!

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