Number System What is the difference between the local value of 7 and 5 in the number 2574? 413 570 403 430 413 570 403 430 ANSWER EXPLANATION DOWNLOAD EXAMIANS APP 500 – 70 = 430
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 85 litre 80 litre 90 litre 95 litre 85 litre 80 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 How many numbers up to 200 are divisible by 2 and 3 both? 29 27 33 35 29 27 33 35 ANSWER EXPLANATION DOWNLOAD EXAMIANS APP 200/6 = 33 2/6 => 33 Numbers
Number System Find the greatest number which leaves the same remainder when it divides 25, 57 and 105. 12 18 8 16 12 18 8 16 ANSWER EXPLANATION DOWNLOAD EXAMIANS APP 105 - 57 = 4857 - 25 = 32105 - 25 = 80The H.C.F of 32, 48 and 80 is 16.
Number System 0.333 .... × 0.444 .... is equal to 0.121212 .... 0.777 .... 1.333 .... 0.148148148 .... 0.121212 .... 0.777 .... 1.333 .... 0.148148148 .... ANSWER EXPLANATION DOWNLOAD EXAMIANS APP 0.148148148 ....
Number System How many numbers up to 100 are divisible by 7? 100 14 107 93 100 14 107 93 ANSWER EXPLANATION DOWNLOAD EXAMIANS APP 100/7 = 14 2/7 => 14 Numbers
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