Number System If the sum and difference of two numbers are 20 and 8 respectively, then the difference of their square is: 12 180 28 160 12 180 28 160 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 What is the difference between the largest and the smallest number written with 7, 7, 0, 7? 6893 6993 6093 693 6893 6993 6093 693 ANSWER DOWNLOAD EXAMIANS APP
Number System If one third of 3/4 of a number is 21. Then find the number? 840 84 63 630 840 84 63 630 ANSWER DOWNLOAD EXAMIANS APP
Number System {3√4913}² = ? 333 289 225 121 333 289 225 121 ANSWER EXPLANATION DOWNLOAD EXAMIANS APP ? = (3√4913)² = (17)² = 289
Number System The product of two successive numbers is 4556. Which of the following is the larger of the two numbers? 67 78 68 63 67 78 68 63 ANSWER DOWNLOAD EXAMIANS APP
Number System Difference between two numbers is 5, six times of the smaller lacks by 6 from the four times of the greater. Find the numbers? 12, 9 10, 5 12, 7 11, 6 12, 9 10, 5 12, 7 11, 6 ANSWER DOWNLOAD EXAMIANS APP
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