Number System The average of 7 consecutive even numbers A, B, C, D, E, F and G is 36. What is the product of ' C and 'E' ? 1468 1327 1292 1168 1468 1327 1292 1168 ANSWER EXPLANATION DOWNLOAD EXAMIANS APP A + B + C + D + E + F + G/7 = 36Therefore, D = 36Therefore, C = 34, E = 38Therefore, Product = 34 x 38 = 1292
Number System What should come in place of question mark (?)? 8 : 1 1 : : 72: 109 99 79 89 109 99 79 89 ANSWER EXPLANATION DOWNLOAD EXAMIANS APP Let ? = xTherefore 8 : 11 : 72 : xTherefore x = (11 x 72) / 8 = 99
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 Which number should replace question mark (?) in the following equation ? ?/342 = 38/? 118 114 116 112 118 114 116 112 ANSWER EXPLANATION DOWNLOAD EXAMIANS APP (?)² = 342 x 38Therefore, ? = √342 x 38 = √38 x 9 x 38 = 38 x 3 = 114
Number System Two third of three- fifth of one fourth of a number is 24, what is 30% of that number? 72 90 42 69 72 90 42 69 ANSWER EXPLANATION DOWNLOAD EXAMIANS APP x * 2/3 * 3/5 * 1/4 = 24x = 240240 * 30/100 = 72
Number System 50% of 8/15 of 9/4 of 5/3 of 333 = ? 333 555 666 444 333 555 666 444 ANSWER EXPLANATION DOWNLOAD EXAMIANS APP 50% of [8x9x5/15x4x3 x 333]= 50% of 666= 333
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