Number System What is 50% of 40% of Rs. 3,450? 630 690 640 670 630 690 640 670 ANSWER EXPLANATION DOWNLOAD EXAMIANS APP 40% * 3450 = 1380then, 50 % * 1380 = 690
Number System What number should come in the place of (?) in the following number series ? 1, 4, 9, 25, 49, ?, 169, 289, 361 225 321 11 121 225 321 11 121 ANSWER EXPLANATION DOWNLOAD EXAMIANS APP The series is (Prime No.)²So it is (11)² = 121
Number System √2304 x √? = 2832 3381 3481 3681 3581 3381 3481 3681 3581 ANSWER EXPLANATION DOWNLOAD EXAMIANS APP √2304 x √? = 2832= 48 x √? = 2832= √? = 2832/48 = 59∴? = 59 x 59 = 3481
Number System 2/11 of 3/7 of 8/13 of 12012 = ? 449 321 576 241 449 321 576 241 ANSWER EXPLANATION DOWNLOAD EXAMIANS APP ? = 2 x 3 x 8 x 12012/11 x 7 x 13 = 576
Number System The average of five consecutive even numbers A, B, C, D and E is 42. What is the product of B and D ? 1760 4589 3289 2476 1760 4589 3289 2476 ANSWER EXPLANATION DOWNLOAD EXAMIANS APP A + B + C + D + E/5 = 42∴ C = 42, ∴ B = 40, ∴ D = 44∴ B x D = 40 x 44 = 1760
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