Number System 124, 235, 447, 760, 1174, ? 1689 1489 1589 1389 1689 1489 1589 1389 ANSWER EXPLANATION DOWNLOAD EXAMIANS APP +111, +212, +313, +414
Number System What is the sum of all even numbers from 1 to 701? 122500 122550 122850 123850 122500 122550 122850 123850 ANSWER EXPLANATION DOWNLOAD EXAMIANS APP 700/2 = 350350 * 351 = 122850
Number System How many times the keys of a typewriter have to be pressed in order to write first 400 counting numbers? 1200 1192 1092 1082 1200 1192 1092 1082 ANSWER DOWNLOAD EXAMIANS APP
Number System If (182)² is added to the square of a number, the answer so obtained is 47765. What is the number ? 111 101 121 131 111 101 121 131 ANSWER EXPLANATION DOWNLOAD EXAMIANS APP Let the no. be xTherefore x² + (182)² = 47765Therefore x² = 47765 - (182)2 = 47765 - 33124Therefore x² = 14641, Therefore x = 121
Number System Ratio between two numbers is 3: 4 and their sum is 420. Find the smaller number? 240 180 160 140 240 180 160 140 ANSWER DOWNLOAD EXAMIANS APP
Number System If the difference between a number and its three fifths is 62, what is the number ? 175 145 165 155 175 145 165 155 ANSWER EXPLANATION DOWNLOAD EXAMIANS APP Let the number be x.∴ x - 3x/5 = 62or x = 62 x 5/2 = 155
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