Number System Sum of two consecutive even terms lacks by 98 from their product. Find the sum of these number 18 32 24 None 18 32 24 None ANSWER DOWNLOAD EXAMIANS APP
Number System If (17)3 is subtracted from the square of a number, the answer so obtained is 2143. What is the number ? 81 83 84 82 81 83 84 82 ANSWER EXPLANATION DOWNLOAD EXAMIANS APP x² - (17*17*17) = 2143or x² = 2143 + 4913 = 7056∴ x = 84
Number System The product of two natural numbers is 17. Then, the sum of the reciprocals of their squares is: 290/289 289 289/290 1/289 290/289 289 289/290 1/289 ANSWER EXPLANATION DOWNLOAD EXAMIANS APP Let the numbers be a and b. Then,ab = 17, a = 1 and b = 17So, 1/a2 + 1/b2 = (a2 + b2)/a2 b2 = (12 + 172)/(1 * 17)2 = 290/289
Number System Complete the series : 81, 69, 58, 48, 39 ........ 28 29 30 31 28 29 30 31 ANSWER EXPLANATION DOWNLOAD EXAMIANS APP 31
Number System {3√4913}² = ? 121 289 333 225 121 289 333 225 ANSWER EXPLANATION DOWNLOAD EXAMIANS APP ? = (3√4913)² = (17)² = 289
Number System On dividing number by 357, we get 39 as remainder. On dividing the same number by 17, what will be the remainder? 5 0 11 3 5 0 11 3 ANSWER DOWNLOAD EXAMIANS APP
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