Question what-n

3.2 Percentages - Percent increase/decrease
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What number is 40 % greater than 115 ?

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What number is 40 % greater than 115 ?

Hard-difficulty · SAT Math · Percentages — Percent increase/decrease. Read the question above, select your answer, and check the full explanation below to understand exactly why the correct choice works.

Answer explanation

The correct answer is 161 . For a number to be 40% greater than 115 , it follows that the number is 100% of 115+40% of 115, which can be written as 100100115+40100115. This expression is equivalent to 1115+0.4115, or 1.4115, which is equal to 161 . Therefore, 161 is 40% greater than 115 .