Number System Find the number, when 15 is subtracted from 7 times the number, the result is 10 more than twice of the number 15 5 7.5 4 15 5 7.5 4 ANSWER EXPLANATION DOWNLOAD EXAMIANS APP Let the number be x.7x -15 = 2x + 10 => 5x = 25 => x = 5
Number System Find the nearest to 25268 which is exactly divisible by 467? 25208 25218 25308 25228 25208 25218 25308 25228 ANSWER DOWNLOAD EXAMIANS APP
Number System The difference between 45% of a number and 18% of the same number is 145.8. What is 30% of that number ? 141 188 162 245 141 188 162 245 ANSWER EXPLANATION DOWNLOAD EXAMIANS APP Let the number be x.45% of x - 18% of x = 145.8∴ x/100 (45 - 18) = 145.8∴ x = 145.8 x 100/27 = 540∴ 30% of 540 = 540 x 30/100 = 162
Number System A number when, 28 subtracted from it reduces to its one third. What is the value of 50% of that number? 42 84 24 21 42 84 24 21 ANSWER EXPLANATION DOWNLOAD EXAMIANS APP 2/3 x = 28 => x = 4242 * 1/2 = 21
Number System 2536+4851—?=3450+313 6784 5243 4567 3624 6784 5243 4567 3624 ANSWER EXPLANATION DOWNLOAD EXAMIANS APP 3624
Number System What least number should be added to 8602 to make it a perfect square ? 47 41 36 51 47 41 36 51 ANSWER EXPLANATION DOWNLOAD EXAMIANS APP So, (93)² = 8649So, the required number to be added to make a perfect square = 8649 - 8602 = 47
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