Number System Supply the missing figure : 2, 6, 12, 20, 30 ... 56 39 41 40 42 39 41 40 42 ANSWER EXPLANATION DOWNLOAD EXAMIANS APP 42
Number System 217 * 217 + 183 * 183 = ? 80698 81268 80578 79698 80698 81268 80578 79698 ANSWER DOWNLOAD EXAMIANS APP
Number System 65% of 320+?=686 480 478 481 479 480 478 481 479 ANSWER EXPLANATION DOWNLOAD EXAMIANS APP 65% of 320+?=686 208+?=686?=686-208?=478
Number System If the sum and difference of two numbers are 20 and 8 respectively, then the difference of their square is: 28 12 160 180 28 12 160 180 ANSWER EXPLANATION DOWNLOAD EXAMIANS APP Let the numbers be x and y. Then, x + y = 20 and x - y = 8x2 - y2 = (x + y)(x - y) = 20 * 8 = 160.
Number System 8988 / 8 / 4 = ? 280.875 2247 4494 561.75 280.875 2247 4494 561.75 ANSWER EXPLANATION DOWNLOAD EXAMIANS APP 8988 * 1/8 * 1/4 = 2247/8 = 280.875
Number System How many numbers up to 100 are divisible by 7? 14 93 107 100 14 93 107 100 ANSWER EXPLANATION DOWNLOAD EXAMIANS APP 100/7 = 14 2/7 => 14 Numbers
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