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The difference between the value of the number increased by 20% and the value of the number decreased by 25% is 36. Find the number ?
Answer & Solution
Correct Answer:
Option
D
Let the number = x
According to the question,
⇒ x × $$\frac{120}{100}$$ - x × $$\frac{75}{100}$$ = 36
⇒ 120x - 75x = 3600
⇒ 45x = 3600
⇒ x = $$\frac{3600}{45}$$
⇒ x = 80
Hence, required number = 80
According to the question,
⇒ x × $$\frac{120}{100}$$ - x × $$\frac{75}{100}$$ = 36
⇒ 120x - 75x = 3600
⇒ 45x = 3600
⇒ x = $$\frac{3600}{45}$$
⇒ x = 80
Hence, required number = 80
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