Question

Four fifths of a number is greater than three fourths of the number by four. Find the number

Answer 1

Answer:

80

Step-by-step explanation:

Let the number be x.

ATQ

4x/5 - 3x/4 = 4

=> 16x/20 - 15x/20 = 4

=> x/20 = 4

=> x = 4 x 20

=> x = 80

So the answer is 80.

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Answer 2

Let the required number be x. Then,

four-fifths of a number = 4/5 x ; three-fourths of the number = 3/4 x.

4/5 x - 3/4 x = 4 = 16x - 15x/ 20 = 4

= x/20 = 4 = x = 4 × 20 = 80

Hence, the required number is 80.

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