Number System Find the smallest number which should be multiplied with 520 to make it a perfect square. None of these 55 30 120 None of these 55 30 120 ANSWER DOWNLOAD EXAMIANS APP
Number System What is the difference between the largest number and the least number written with the figures 3, 4, 7, 0, 3? 43893 43883 43983 70983 43893 43883 43983 70983 ANSWER EXPLANATION DOWNLOAD EXAMIANS APP 74330 Largest30347 Smallest-------------43983
Number System If one-seventh of a number is 55 then 40% of that number = ? 163 171 154 147 163 171 154 147 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 Find the average of the following set of scores 450, 1050, 12, 390, 143, 286, 550, 999 490 485 495 480 490 485 495 480 ANSWER EXPLANATION DOWNLOAD EXAMIANS APP Required average score = (450 + 1050 + 12 + 390 + 143 + 286 + 550 + 999) / 8 = 3880 / 8 = 485
Number System If R2 = S3 = K, where R, S and K are integers. Find the smallest positive integral value of K. (Greater than 1) 64 54 75 88 64 54 75 88 ANSWER EXPLANATION DOWNLOAD EXAMIANS APP 64
Number System If a number is subtracted from its square we get 272. Find the number? 14 24 17 22 14 24 17 22 ANSWER EXPLANATION DOWNLOAD EXAMIANS APP x2 – x = 272 => x =17
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