Number System If a number is subtracted from its square we get 272. Find the number? 22 17 14 24 22 17 14 24 ANSWER EXPLANATION DOWNLOAD EXAMIANS APP x2 – x = 272 => x =17
Number System One-eighth of a number is 76. What will be 54% of the number ? 318.32 321.32 328.32 332.32 318.32 321.32 328.32 332.32 ANSWER EXPLANATION DOWNLOAD EXAMIANS APP Let the no. be x Therefore, 1/8 of x = 76Therefore, x = 60854% of 608 = 608 x 54/100 = 328.32
Number System The difference between 72% of a number and 49% of the same number is 575. What is 9% of that number ? 245 225 275 295 245 225 275 295 ANSWER EXPLANATION DOWNLOAD EXAMIANS APP Let the no. be x.Therefore, 72% of x - 49% of x = 575Therefore, (72 - 49)% of x = 575Therefore, 9% of x = 575/23 x 9 = 225
Number System 68375 + 72848 - ? = 34346 + 49569 59308 58308 None of these 57308 59308 58308 None of these 57308 ANSWER EXPLANATION DOWNLOAD EXAMIANS APP ? = 68375 + 72848 - 34346 - 49569 = 141223 - 83915 = 57308
Number System What value should come in place of ? in the given number series ? 15, 51, 162, 498, 1509, ? 4545 5656 7878 3434 4545 5656 7878 3434 ANSWER EXPLANATION DOWNLOAD EXAMIANS APP 15, (15 + 2) x 3 = 51,(51 + 3) x 3 = 162, (162 + 4) x 3 = 498, (498 + 5) x 3 = 1509(1509 + 6) x 3 = 4545
Number System The number of prime factors of (6)10×(7)17×(55)27 61 101 91 41 61 101 91 41 ANSWER EXPLANATION DOWNLOAD EXAMIANS APP 91
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