Number System If the fractions8/5,7/2,9/5,5/4,4/5 are arranged in descending order of their values, which one will be fourth? 7/9 5/4 1/3 11/13 7/9 5/4 1/3 11/13 ANSWER EXPLANATION DOWNLOAD EXAMIANS APP 5/4
Number System Find the least value of 3x + 4y if x2y3 = 6. 10 6 7 3 10 6 7 3 ANSWER EXPLANATION DOWNLOAD EXAMIANS APP 10
Number System 3√103820 x 3√274620 = ? 3045 3065 3055 3035 3045 3065 3055 3035 ANSWER EXPLANATION DOWNLOAD EXAMIANS APP 3√103820 = 47 and 3√274620 = 65 ∴ ? = 47 x 65 = 3055
Number System In a 150-litre mixture of milk and water, the percentage of milk is 84%. How much water should be added so that the percentage of milk becomes 52.5% ? 95 litre 80 litre 85 litre 90 litre 95 litre 80 litre 85 litre 90 litre ANSWER EXPLANATION DOWNLOAD EXAMIANS APP In 150 litre, milk is 84%ie 150 x 84/100 = 126 litre Let us add x litres of waterTherefore, the quantity of mixture = 150 + x∴ 52.5% of (150 + x) = 126 litres 150 + x = 126x100/52.5 = 240 litres∴ x = 240 - 150 = 90 litres
Number System (2560 x 1.4) +(7400 x 0.6) =? 9160 8024 7234 6543 9160 8024 7234 6543 ANSWER EXPLANATION DOWNLOAD EXAMIANS APP 8024
Number System 486+32×25—59=? 567 528 596 582 567 528 596 582 ANSWER EXPLANATION DOWNLOAD EXAMIANS APP 528
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