Number System 35 + 15 * 1.5 = ? 75 51.5 5.25 57.5 75 51.5 5.25 57.5 ANSWER EXPLANATION DOWNLOAD EXAMIANS APP Given Exp. = 35 + 15 * 3/2 = 35 + 45/2 = 35 + 22.5 = 57.5
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 √9216 + √15376 = ? 224 231 227 220 224 231 227 220 ANSWER EXPLANATION DOWNLOAD EXAMIANS APP ? = √9216 + √15376= 96 + 124= 220
Number System If the sum of the two numbers is 22 and the sum of their squares is 404, then the product of the numbers is: 40 88 80 44 40 88 80 44 ANSWER EXPLANATION DOWNLOAD EXAMIANS APP Let the numbers be x and y. Then, (x + y) = 22 and x2 + y2 = 404 Now, 2xy = (x + y)2 - (x2 + y2) 2xy= 222 - 404 = 484 - 404 = 80xy = 40
Number System Which number should replace question mark (?) in the following equation ? ?/342 = 38/? 112 114 118 116 112 114 118 116 ANSWER EXPLANATION DOWNLOAD EXAMIANS APP (?)² = 342 x 38Therefore, ? = √342 x 38 = √38 x 9 x 38 = 38 x 3 = 114
Number System √2304 x √? = 2832 3581 3381 3681 3481 3581 3381 3681 3481 ANSWER EXPLANATION DOWNLOAD EXAMIANS APP √2304 x √? = 2832= 48 x √? = 2832= √? = 2832/48 = 59∴? = 59 x 59 = 3481
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