Number System When the square of a number is substracted from (68)², the answer so obtained is 2508. What is the number ? 46 45 47 44 46 45 47 44 ANSWER EXPLANATION DOWNLOAD EXAMIANS APP (68)² - x² = 2508Therefore, x² = 4624 = 2508Therefore, x = root of 2116 = 46
Number System 5525 ÷ 17 = √? 112225 93025 105625 99225 112225 93025 105625 99225 ANSWER EXPLANATION DOWNLOAD EXAMIANS APP √? = 5525/17 = 325∴ ? = (325)² = 105625
Number System What is the sum of 1 + 2 + 3+ ... + 27 ? 343 396 382 378 343 396 382 378 ANSWER EXPLANATION DOWNLOAD EXAMIANS APP Sum = 27 x (27 + 1)/2= 27 x 28/2= 27 x 14= 378
Number System Find the least number which when divided by 35 and 11 leaves a remainder of 1 in each case. 388 384 391 386 388 384 391 386 ANSWER DOWNLOAD EXAMIANS APP
Number System If the average of two numbers is 88.5 and one number is 5.5 less than the average. Find out the next number. 97 94 91 86 97 94 91 86 ANSWER EXPLANATION DOWNLOAD EXAMIANS APP 94
Number System Find the smallest number which should be multiplied with 520 to make it a perfect square. 30 55 120 None of these 30 55 120 None of these ANSWER DOWNLOAD EXAMIANS APP
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