Number System (1024—263—233)÷(986—764— 156) =? 6 None of these 8 10 6 None of these 8 10 ANSWER EXPLANATION DOWNLOAD EXAMIANS APP 8
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 If the fractions8/5,7/2,9/5,5/4,4/5 are arranged in descending order of their values, which one will be fourth? 7/9 1/3 5/4 11/13 7/9 1/3 5/4 11/13 ANSWER EXPLANATION DOWNLOAD EXAMIANS APP 5/4
Number System In a pair of fractions, fraction A is twice the fraction B and the product of two fractions is 2/25. What is the value of fraction A? 2/5 Data inadequate 1/5 1/25 2/5 Data inadequate 1/5 1/25 ANSWER EXPLANATION DOWNLOAD EXAMIANS APP A = 2B => B = 1/2 A, so, AB = 2/25 1/2 A2 = 2/25A2 = 4/25 A = 2/5
Number System 93296 - 45874 + 20382 - 56817 = ? 109867 109877 109887 109857 109867 109877 109887 109857 ANSWER EXPLANATION DOWNLOAD EXAMIANS APP ? = 113678 - 102691 = 109887
Number System If the difference between a number and its three fifths is 62, what is the number ? 175 145 165 155 175 145 165 155 ANSWER EXPLANATION DOWNLOAD EXAMIANS APP Let the number be x.∴ x - 3x/5 = 62or x = 62 x 5/2 = 155
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