Number System Which one of the following is the sum of the numbers 1, 3, 5, 7, 9…. up to nth number? N2 N(N + 1) N(N + 1)/2 N2 + 1 N2 N(N + 1) N(N + 1)/2 N2 + 1 ANSWER DOWNLOAD EXAMIANS APP
Number System [(18.6 x 4.5) + (7.8 ÷ 0.24)] ÷ 3.2 = ? 46.3125 25.3125 36.3125 26.3125 46.3125 25.3125 36.3125 26.3125 ANSWER EXPLANATION DOWNLOAD EXAMIANS APP ? = 83.7 + 32.5/3.2 = 116.2/3.2 = 36.3125
Number System Which one of the following represents the sum of the first n even numbers? N(N + 1) N(N – 1) N2 N2+ 1 N(N + 1) N(N – 1) N2 N2+ 1 ANSWER EXPLANATION DOWNLOAD EXAMIANS APP N (N + 1)
Number System Find the least number with which 16200 should be multiplied, to make it a perfect cube. 48 36 360 45 48 36 360 45 ANSWER DOWNLOAD EXAMIANS APP
Number System What is the sum of all the numbers between 300 and 1000 which are divisible by 179? 2527 2607 2517 2506 2527 2607 2517 2506 ANSWER EXPLANATION DOWNLOAD EXAMIANS APP 358/179 ….. 895/179179(2 + 3 + 4 + 5) => 2506
Number System How many numbers up to 100 are divisible by 7? 93 107 14 100 93 107 14 100 ANSWER EXPLANATION DOWNLOAD EXAMIANS APP 100/7 = 14 2/7 => 14 Numbers
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