Number System Complete the series : 1, 2, 3, 5, 8, 13 .... 9 4 1 7 9 4 1 7 ANSWER EXPLANATION DOWNLOAD EXAMIANS APP 1
Number System The product of two natural numbers is 17. Then, the sum of the reciprocals of their squares is: 1/289 289 289/290 290/289 1/289 289 289/290 290/289 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 If 1.5 x= 0.04 y, then the value of (y-x) (y+x) is: 93/77 77/73 83/77 73/77 93/77 77/73 83/77 73/77 ANSWER EXPLANATION DOWNLOAD EXAMIANS APP 73/77
Number System Let R = qs—4. When s=8, R=16. When s=10, R is equal to 20 23 21 22 20 23 21 22 ANSWER EXPLANATION DOWNLOAD EXAMIANS APP 21
Number System What is the difference between the largest number and the least number written with the digits 7, 3, 1, 4? 5084 6048 6184 6084 5084 6048 6184 6084 ANSWER DOWNLOAD EXAMIANS APP
Number System Three numbers which are co-prime to one another are such that the product of the first two 551 and that of the last two is 1073. The sum of the three numbers is 110 93 85 74 110 93 85 74 ANSWER EXPLANATION DOWNLOAD EXAMIANS APP 85