Practice Quantitative Ability questions with answers and explanations.
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The sum is 174 and there are 6 values, so the average is 29.
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15% of 100 = 15/100 × 100 = 15.
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99 + 6 = 105.
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Simple interest = P×R×T/100 = 5600×8×2/100 = 896.
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5% of 230 = 5/100 × 230 = 11.
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Divide both sides by 4: x = 68/4 = 17.
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20% of 260 = 20/100 × 260 = 52.
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Divide both sides by 2: x = 22/2 = 11.
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The sum is 216 and there are 8 values, so the average is 27.
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The sum is 207 and there are 9 values, so the average is 23.
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15% of 200 = 15/100 × 200 = 30.
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Divide both sides by 2: x = 14/2 = 7.
