Number System A number when multiplied by five times of itself give the value equal to 1445. What is the number ? 16 17 15 18 16 17 15 18 ANSWER EXPLANATION DOWNLOAD EXAMIANS APP x x 5x = 1445= 5x² = 1445= x² = 289∴ x = 17
Number System 5358 * 51 = ? 273358 273348 273268 273258 273358 273348 273268 273258 ANSWER EXPLANATION DOWNLOAD EXAMIANS APP 5358 * 51 = 5358 * (50 + 1) = 5358 * 50 + 5358 * 1= 267900 + 5358 = 273258
Number System 0.333 .... × 0.444 .... is equal to 0.148148148 .... 1.333 .... 0.121212 .... 0.777 .... 0.148148148 .... 1.333 .... 0.121212 .... 0.777 .... ANSWER EXPLANATION DOWNLOAD EXAMIANS APP 0.148148148 ....
Number System If one-seventh of a number is 55 then 40% of that number = ? 163 154 147 171 163 154 147 171 ANSWER EXPLANATION DOWNLOAD EXAMIANS APP Let the no. be x , Therefore, x/7 = 55Therefore, x = 55 x 7 = 385Therefore, 49% of 385 = 154
Number System What least number should be added to 8602 to make it a perfect square ? 51 36 47 41 51 36 47 41 ANSWER EXPLANATION DOWNLOAD EXAMIANS APP So, (93)² = 8649So, the required number to be added to make a perfect square = 8649 - 8602 = 47
Number System What should come in the place of question mark (?) in the number series given below? 159 160 158 157 159 160 158 157 ANSWER EXPLANATION DOWNLOAD EXAMIANS APP 160
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