Number System If a number is subtracted from its square we get 272. Find the number? 14 22 17 24 14 22 17 24 ANSWER EXPLANATION DOWNLOAD EXAMIANS APP x2 – x = 272 => x =17
Number System What is the least number, which is perfect square but contains 2700 as its factor? 2700 1800 5400 10800 2700 1800 5400 10800 ANSWER EXPLANATION DOWNLOAD EXAMIANS APP 900 * 3 * 3 = 8100
Number System What is the greater of the two numbers whose product is 2560, given that the sum of the two numbers exceeds their difference by 64? 90 110 None of these 100 90 110 None of these 100 ANSWER EXPLANATION DOWNLOAD EXAMIANS APP Let the greater and the smaller number be g and s respectively.gs = 2560g + s exceeds g - s by 64 i.e., g + s - (g - s) = 64i.e., 2s = 64 => s = 32.g = 2560/s = 80.
Number System Find the greatest number which leaves the same remainder when it divides 25, 57 and 105. 12 18 16 8 12 18 16 8 ANSWER EXPLANATION DOWNLOAD EXAMIANS APP 105 - 57 = 4857 - 25 = 32105 - 25 = 80The H.C.F of 32, 48 and 80 is 16.
Number System 5525 ÷ 17 = √? 93025 99225 105625 112225 93025 99225 105625 112225 ANSWER EXPLANATION DOWNLOAD EXAMIANS APP √? = 5525/17 = 325∴ ? = (325)² = 105625
Number System Complete the series : 81, 69, 58, 48, 39 ........ 29 31 28 30 29 31 28 30 ANSWER EXPLANATION DOWNLOAD EXAMIANS APP 31
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