Number System Three numbers which are co-prime to one another are such that the product of the first two 551 and that of the last two is 1073. The sum of the three numbers is 74 110 93 85 74 110 93 85 ANSWER EXPLANATION DOWNLOAD EXAMIANS APP 85
Number System If 1.5 x= 0.04 y, then the value of (y-x) (y+x) is: 73/77 83/77 93/77 77/73 73/77 83/77 93/77 77/73 ANSWER EXPLANATION DOWNLOAD EXAMIANS APP 73/77
Number System If the three fourth of a number is subtracted from the number; the value so, obtained is 163. What is that number ? 692 689 678 652 692 689 678 652 ANSWER EXPLANATION DOWNLOAD EXAMIANS APP Number x (1 - 3/4) = 163∴ Number = 163 x 4 = 652
Number System One half of a two digit number exceeds its one third by 6. What is the sum of the digits of the number? 7 9 3 5 7 9 3 5 ANSWER EXPLANATION DOWNLOAD EXAMIANS APP x/2 – x/3 = 6=> x =63 + 6 = 9
Number System If 5/7 of a number is 145, what is 180% of that number ? 345.4 365.4 375.4 355.4 345.4 365.4 375.4 355.4 ANSWER EXPLANATION DOWNLOAD EXAMIANS APP Let the number be x.∴ x x 5/7 = 145∴ x = 145 x 7/5 = 203Now, 203 x 180/100 = 365.4
Number System The average of five consecutive even numbers A, B, C, D and E is 54. What is the product of'B' and 'E' ? 2871 3016 1456 4098 2871 3016 1456 4098 ANSWER EXPLANATION DOWNLOAD EXAMIANS APP Because, The even numbers are consecutive and their average is 54.∴ The number C will be 54.∴ A = 50, B = 52, D = 56, E = 58B x E = 52 x 58 = 3016
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