Number System Sum of two numbers is 15. Two times of the first exceeds by 5 from the three times of the other. Then the numbers will be? 7, 8 6, 9 10, 5 9, 6 7, 8 6, 9 10, 5 9, 6 ANSWER DOWNLOAD EXAMIANS APP
Number System The difference between a number and its three-fifth is 50. What is the number? 125 100 None of these 75 125 100 None of these 75 ANSWER EXPLANATION DOWNLOAD EXAMIANS APP x - 3/5 x = 50 => 2/5 x = 50x = (50 * 5)/2 = 125.
Number System √360 - 225 x 2 + 379 = ? 20 19 18 17 20 19 18 17 ANSWER EXPLANATION DOWNLOAD EXAMIANS APP ? = √360 - 225 x 2 + 379 = √360 - 450 + 379 = √289= 17
Number System What is the average of the following set of numbers ? 173, 192, 198, 204, 211, 223, 227 204 234 210 222 204 234 210 222 ANSWER EXPLANATION DOWNLOAD EXAMIANS APP Avg = 173 + 192 + 198 + 204 + 211 + 223 + 227/7 = 1428/7 = 204
Number System How many times the keys of a typewriter have to be pressed in order to write first 400 counting numbers? 1082 1200 1092 1192 1082 1200 1092 1192 ANSWER DOWNLOAD EXAMIANS APP
Number System What should come in place of (?) in the following series ? 10, 19, 30, 43, 58, ? 75 77 76 78 75 77 76 78 ANSWER EXPLANATION DOWNLOAD EXAMIANS APP The series is: +9, +11, +13, +15, +17
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