Number System The sum of the numbers is 264. If the first number be twice the second and third number be one-third of the first, then the second number is: 48 54 84 72 48 54 84 72 ANSWER EXPLANATION DOWNLOAD EXAMIANS APP Let the second number be x. Then, first number = 2x and third number = 2x/3.2x + x + 2x/3 = 26411x/3 = 264x = 72
Number System 36% of 850+? % of 592 = 750 50 75 12.5 25 50 75 12.5 25 ANSWER EXPLANATION DOWNLOAD EXAMIANS APP 75
Number System The difference between 45% of a number and 18% of the same number is 145.8. What is 30% of that number ? 162 141 245 188 162 141 245 188 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 Ratio between two numbers is 3: 4 and their sum is 420. Find the smaller number? 140 180 160 240 140 180 160 240 ANSWER DOWNLOAD EXAMIANS APP
Number System 93296 - 45874 + 20382 - 56817 = ? 109857 109887 109877 109867 109857 109887 109877 109867 ANSWER EXPLANATION DOWNLOAD EXAMIANS APP ? = 113678 - 102691 = 109887
Number System What is the average of the following set of numbers ? 173, 192, 198, 204, 211, 223, 227 204 234 222 210 204 234 222 210 ANSWER EXPLANATION DOWNLOAD EXAMIANS APP Avg = 173 + 192 + 198 + 204 + 211 + 223 + 227/7 = 1428/7 = 204
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