Number System If 4 2/3 is subtracted form 10 1/2 and the difference is multiplied by 450, then what is the final answer? None of these 2675 2875 2725 None of these 2675 2875 2725 ANSWER DOWNLOAD EXAMIANS APP
Number System In how many different ways can be the letters of the word PENCIL be arranged among themselves ? 510 640 860 720 510 640 860 720 ANSWER EXPLANATION DOWNLOAD EXAMIANS APP Total six letters are there and hence the number of arrangements = 6! = 6 x 5 x 4 x 3 x 2 x 1 = 720
Number System 728.038 x 54.978 - 72.016 x 85.250 = ? 53900 33900 43900 23900 53900 33900 43900 23900 ANSWER EXPLANATION DOWNLOAD EXAMIANS APP ? = 728 x 55 - 72 x 85.25 = 40040 - 6138 = 339900
Number System What is the least number that should be added to 5200 to make it a perfect square ? 129 275 225 288 129 275 225 288 ANSWER EXPLANATION DOWNLOAD EXAMIANS APP We sec (73)² = 5329 and (72)² = 5184ie 5329 > 5200 > 5184So 129 should be added to make is perfect square.
Number System 7432 ÷ 32 x ? = 2787 12 21 78 41 12 21 78 41 ANSWER EXPLANATION DOWNLOAD EXAMIANS APP 7432/32 x ? = 2787= ? = 2787 x 32/7432 = 12
Number System When 732 is subtracted form the square of a number, the answer that is obtained is 5280. What is the number? 99 103 97 101 99 103 97 101 ANSWER EXPLANATION DOWNLOAD EXAMIANS APP x2 - 732 = 5280 x2 = 5280 + (70+3)2 = 5280 + 4900 + 420 + 9 = 10609= 10000 + 2(100)(3) + 32 = (100 + 3)2x = 100 + 3 = 103.
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