Number System Two third of three- fifth of one fourth of a number is 24, what is 30% of that number? 42 90 72 69 42 90 72 69 ANSWER EXPLANATION DOWNLOAD EXAMIANS APP x * 2/3 * 3/5 * 1/4 = 24x = 240240 * 30/100 = 72
Number System The difference between 45% of a number and 18% of the same number is 145.8. What is 30% of that number ? 162 188 141 245 162 188 141 245 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 1827÷ 36 x ?=162.4 1.9 2.6 4.3 3.2 1.9 2.6 4.3 3.2 ANSWER EXPLANATION DOWNLOAD EXAMIANS APP 3.2
Number System Which is the largest fraction among the following ? 21/22 12/13 21/23 24/25 21/22 12/13 21/23 24/25 ANSWER EXPLANATION DOWNLOAD EXAMIANS APP 21/23 = 0.913,12/13 = 0.92323/25 = 0.92, 21/22 = 0.9545, 24/25 = 0.96
Number System The sum of two numbers is 22. Five times one number is equal to 6 times the other. The bigger of the two numbers is: 15 10 16 12 15 10 16 12 ANSWER EXPLANATION DOWNLOAD EXAMIANS APP Let the numbers be x and (22 - x). Then,5x = 6(22 - x) 11x = 132 => x = 12So, the numbers are 12 and 10.
Number System A number consists of two digits. If 3/5 of 1/5 of the number is 9. Find the sum of its two digits? 8 7 60 12 8 7 60 12 ANSWER EXPLANATION DOWNLOAD EXAMIANS APP x * 3/5 * 1/5 = 9x = 75 => 7 + 5 = 12
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