Question

The compound ratio of 3:4 and the inverse ratio of 4:5 is 45:x. find x.

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Answer 1

Answer:

Step-by-step explanation:

The compound rati

Class 8th

Answer

Given: Two ratios 3:4 and 4:5

Now Inverse ratio of 4:5 is 5:4

Compound Ratio of 3:4 and 5:4 would be then

3 x 5 : 4 x 4(∵ Compound ratio of a:b and c:d is ac:bd)

15 : 16

Given ratio is 45:x

∴ x = 48