Number System 3√103823 = ? 41 47 44 52 41 47 44 52 ANSWER EXPLANATION DOWNLOAD EXAMIANS APP ? = 3√103823 = 3√47 x 47 x 47 = 47
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? 2875 None of these 2725 2675 2875 None of these 2725 2675 ANSWER DOWNLOAD EXAMIANS APP
Number System A number when multiplied by five times of itself give the value equal to 1445. What is the number ? 18 15 17 16 18 15 17 16 ANSWER EXPLANATION DOWNLOAD EXAMIANS APP x x 5x = 1445= 5x² = 1445= x² = 289∴ x = 17
Number System If A + B = 30 and AB = 94, What is the value of A² + B² ? 712 625 824 920 712 625 824 920 ANSWER EXPLANATION DOWNLOAD EXAMIANS APP (A + B)² = (30)² = 900A² + B² + 2AB = 900Therefore, A² + B² = 900 - 2 x 94 = 900 - 188 = 712
Number System Which one of the following represents the sum of the first n even numbers? N2 N(N – 1) N2+ 1 N(N + 1) N2 N(N – 1) N2+ 1 N(N + 1) ANSWER EXPLANATION DOWNLOAD EXAMIANS APP N (N + 1)
Number System 486+32×25—59=? 582 528 596 567 582 528 596 567 ANSWER EXPLANATION DOWNLOAD EXAMIANS APP 528
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