9. A number exceeds 20% of itself by 40. Find the number.
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Answered by
9
Answer: 50
Step-by-step explanation:
let the number be x
20% of x = 20/100*x
= 1/5x
now,
acc. to the question,
x=1/5x+40
(x-40)*5 = x
5x-200=x
5x-x=200
4x=200
x=200/4
x=50
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0
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