Number System 7589 - ? = 3434 1123 4242 4155 11023 1123 4242 4155 11023 ANSWER EXPLANATION DOWNLOAD EXAMIANS APP Let 7589 - x = 3434Then x = 7589 - 3434 = 4155
Number System √(17)² + (17)² + (5)² - 2 = ? 18 17 16 19 18 17 16 19 ANSWER EXPLANATION DOWNLOAD EXAMIANS APP ? = √49 + 289 + 25 - 2 = √361 = 19
Number System What value should come in place of ? in the given number series ? 15, 51, 162, 498, 1509, ? 4545 7878 3434 5656 4545 7878 3434 5656 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 How many numbers up to 100 and 300 are divisible by 11? 22 21 20 18 22 21 20 18 ANSWER EXPLANATION DOWNLOAD EXAMIANS APP (300 – 100)/11 = 200/11 = 18 2/1118 Numbers
Number System Which one of the following represents the sum of the first n even numbers? N(N + 1) N2+ 1 N(N – 1) N2 N(N + 1) N2+ 1 N(N – 1) N2 ANSWER EXPLANATION DOWNLOAD EXAMIANS APP N (N + 1)
Number System If the L.C.M of two numbers is 750 and their product is 18750, find the H.C.F of the numbers. 50 125 25 30 50 125 25 30 ANSWER EXPLANATION DOWNLOAD EXAMIANS APP H.C.F = (Product of the numbers) / (Their L.C.M) = 18750/750 = 25.
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