20% of a number is added to 120, the result is the same number. The required number is ______?
- 180
- 150
- 140
- None of these
Explanation
Let the number be x.120 + 0.20x = x
120 = 0.80x
x = 120 / 0.80
x = 150
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- 20%
- 25%
- 30%
- None of these
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- 450
- 460
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- None of these
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