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Question

Two numbers are in the ratio 7:4. If their difference is 72, find the numbers.

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Solution

Let the two numbers be x and y

Given that the numbers are in the ratio is 7:4

Therefore, xy=74

4x7y=0 ......(1)

Given that difference between the numbers is 72

Therefore, xy=72 .......(2)

4×(2)(1)3y=72

y=24

substituting y=24 in (2)

x24=72

x=96

Therefore, the numbers are 96,24

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