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Quantitative Aptitude (RBI Grade B)

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21% of 500 + 31% of 1100 - 30% of 790 = ?

209

290

309

390

Explanation:

Given 21% of 500 + 31% of 1100 - 30% of 790 = ?

? = 21 x 5 + 31 x 11 - 3 x 79

? = 105 + 341 - 237

? = 446 - 237

? = 209.

Hence, option 1 is the correct answer.

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