Number System If the product of two successive positive integers is 4692, what is the smaller number ? 70 66 68 64 70 66 68 64 ANSWER EXPLANATION DOWNLOAD EXAMIANS APP ∵ 68 x 69 = 4692
Number System [(18.6 x 4.5) + (7.8 ÷ 0.24)] ÷ 3.2 = ? 26.3125 46.3125 25.3125 36.3125 26.3125 46.3125 25.3125 36.3125 ANSWER EXPLANATION DOWNLOAD EXAMIANS APP ? = 83.7 + 32.5/3.2 = 116.2/3.2 = 36.3125
Number System What is the least number, which is perfect square but contains 2700 as its factor? 10800 1800 2700 5400 10800 1800 2700 5400 ANSWER EXPLANATION DOWNLOAD EXAMIANS APP 900 * 3 * 3 = 8100
Number System A number consists of 3 digit whose sum is 10. The middle digit is equal to the sum of the other two and the number will be increased by 99 if its digits are reversed. The number is: 253 352 145 370 253 352 145 370 ANSWER EXPLANATION DOWNLOAD EXAMIANS APP Let the middle digit be x. Then, 2x = 10 or x = 5.So, the number is either 253 or 352. Since the number increases on reversing the digits, so the hundred's digit is smaller than the unit's digit. Hence, required number = 253.
Number System 7589 - ? = 3434 1123 4155 11023 4242 1123 4155 11023 4242 ANSWER EXPLANATION DOWNLOAD EXAMIANS APP Let 7589 - x = 3434Then x = 7589 - 3434 = 4155
Number System Find the least value of 3x + 4y if x2y3 = 6. 6 3 7 10 6 3 7 10 ANSWER EXPLANATION DOWNLOAD EXAMIANS APP 10
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