Number System If the sum of four consecutive numbers is 370, which the following is the third lowest number among them 89 90 91 92 89 90 91 92 ANSWER EXPLANATION DOWNLOAD EXAMIANS APP Let the four consecutive numbers be x, (x + 1), (x + 2), (x + 3) thenx + (x + 1) + (x + 2) + (x + 3) = 370= 4x + 6 = 370∴ x = 364/4 = 91∴ third lowest number among them = x + 1= 91 + 1 = 92
Number System 3√103823 = ? 52 47 44 41 52 47 44 41 ANSWER EXPLANATION DOWNLOAD EXAMIANS APP ? = 3√103823 = 3√47 x 47 x 47 = 47
Number System A certain number when divided by 39 leaves a remainder 20, what is the remainder when the same number is divided by 13? 11 0 5 7 11 0 5 7 ANSWER EXPLANATION DOWNLOAD EXAMIANS APP 39 + 20 = 59/13 = 7 (Remainder)
Number System {(742)² ÷ 36} ÷ 2 = ? 422.5 421.5 423.5 420.5 422.5 421.5 423.5 420.5 ANSWER EXPLANATION DOWNLOAD EXAMIANS APP ? = (174 x 174/36) ÷ 2 = 841/2 = 420.5
Number System If the fraction 8/6, 7/5, 18/13, 9/5 and 7/11 are arranged in descending order of their values, which one will be the second ? 1/9 7/5 2/7 3/4 1/9 7/5 2/7 3/4 ANSWER EXPLANATION DOWNLOAD EXAMIANS APP 8/6 = 1. 333, 7/5 = 1.4, 18/13 = 1.3849/5 = 1.8 and 7/11 = 0.636Therefore, Descending order is 9/5 > 7/5 > 18/13 > 8/6 > 7/11Therefore Second fraction is 7/5
Number System Twenty times a positive integer is less than its square by 96. What is the integer? 24 Cannot be determined 30 20 24 Cannot be determined 30 20 ANSWER DOWNLOAD EXAMIANS APP
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