Number System Which one of the following is the sum of the numbers 1, 3, 5, 7, 9…. up to nth number? N2 + 1 N(N + 1) N(N + 1)/2 N2 N2 + 1 N(N + 1) N(N + 1)/2 N2 ANSWER DOWNLOAD EXAMIANS APP
Number System (4300731) - ? = 2535618 1775123 1675123 1865113 1765113 1775123 1675123 1865113 1765113 ANSWER EXPLANATION DOWNLOAD EXAMIANS APP Let 4300731 - x = 2535618Then, x = 4300731 - 2535618 = 1765113
Number System (164 x 175) x ? = 258300 9 2 5 11 9 2 5 11 ANSWER EXPLANATION DOWNLOAD EXAMIANS APP ? = 258300 / 164 x 175 = 9
Number System Which number should replace question mark (?) in the following equation ? ?/342 = 38/? 118 112 114 116 118 112 114 116 ANSWER EXPLANATION DOWNLOAD EXAMIANS APP (?)² = 342 x 38Therefore, ? = √342 x 38 = √38 x 9 x 38 = 38 x 3 = 114
Number System Complete the series : 81, 69, 58, 48, 39 ........ 30 29 28 31 30 29 28 31 ANSWER EXPLANATION DOWNLOAD EXAMIANS APP 31
Number System Three seventh of a number is 12 more than 40% of that number. What will be the 60% of that number? 126 210 248 148 126 210 248 148 ANSWER EXPLANATION DOWNLOAD EXAMIANS APP 3/7 x – 40/100 x = 12x = 35 * 1235 * 12 * 60/100 = 252/2 = 126
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