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Finding the Increase or Decrease in Percent

A number incr...

Question

A number increased by 140% of it's original value becomes 392. Find the number

A

300

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B

312

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C

280

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D

270

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Solution

The correct option is C
280

Let the number be $x$

$\frac{140 x}{100}$ = 392

$\Rightarrow x$ = $\frac{392 \times 100}{140}$ = 280

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