Number System What number should come in the place of (?) in the following number series ? 1, 4, 9, 25, 49, ?, 169, 289, 361 121 321 225 11 121 321 225 11 ANSWER EXPLANATION DOWNLOAD EXAMIANS APP The series is (Prime No.)²So it is (11)² = 121
Number System The difference between 78% of a number and 59% of the same number is 323. What is 62% of that number ? Rs. 945 Rs. 986 Rs. 1054 Rs. 926 Rs. 945 Rs. 986 Rs. 1054 Rs. 926 ANSWER EXPLANATION DOWNLOAD EXAMIANS APP Let the number be x.78% of x - 59% of x = 323= 78x - 59x/100 = 323= 19x/100 = 323∴ x = 323 x 100/19 = 1700= 62% of 1700 = 1700 x 62/100 = 1054
Number System (2560 x 1.4) +(7400 x 0.6) =? 7234 9160 8024 6543 7234 9160 8024 6543 ANSWER EXPLANATION DOWNLOAD EXAMIANS APP 8024
Number System If 70% of an equal to 40% of b, then ratio between a and b is? 7: 11 4: 7 None 7: 4 7: 11 4: 7 None 7: 4 ANSWER EXPLANATION DOWNLOAD EXAMIANS APP 70 a = 40 ba: b = 4: 7
Number System What is 50% of 40% of Rs. 3,450? 640 670 630 690 640 670 630 690 ANSWER EXPLANATION DOWNLOAD EXAMIANS APP 40% * 3450 = 1380then, 50 % * 1380 = 690
Number System 2/11 of 3/7 of 8/13 of 12012 = ? 241 449 576 321 241 449 576 321 ANSWER EXPLANATION DOWNLOAD EXAMIANS APP ? = 2 x 3 x 8 x 12012/11 x 7 x 13 = 576
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