Number System 217 * 217 + 183 * 183 = ? 80578 81268 80698 79698 80578 81268 80698 79698 ANSWER DOWNLOAD EXAMIANS APP
Number System What is the least number, which is perfect square but contains 2700 as its factor? 5400 1800 2700 10800 5400 1800 2700 10800 ANSWER EXPLANATION DOWNLOAD EXAMIANS APP 900 * 3 * 3 = 8100
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 What is the difference between the largest number and the least number written with the figures 3, 4, 7, 0, 3? 43983 43893 70983 43883 43983 43893 70983 43883 ANSWER EXPLANATION DOWNLOAD EXAMIANS APP 74330 Largest30347 Smallest-------------43983
Number System If the sum of one-half of a number exceeds one-third of that number by 7 1/3, the number is: 18 30 20 15 18 30 20 15 ANSWER EXPLANATION DOWNLOAD EXAMIANS APP Let the number be x. Then,(1/2 x + 1/5 x) - 1/3 x = 22/311/30 x = 22/3x = 20
Number System The sum of two numbers is 165 and the difference between them is 9. What is the average of these two numbers ? 82.5 83.5 85.5 84.5 82.5 83.5 85.5 84.5 ANSWER EXPLANATION DOWNLOAD EXAMIANS APP x + y = 165x - y = 92x = 174 ∴ x = 87 and y = 78∴ x + y/2 = 165/2 = 82.5
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