Number System A number when, 28 subtracted from it reduces to its one third. What is the value of 50% of that number? 21 24 84 42 21 24 84 42 ANSWER EXPLANATION DOWNLOAD EXAMIANS APP 2/3 x = 28 => x = 4242 * 1/2 = 21
Number System Three numbers which are co-prime to one another are such that the product of the first two 551 and that of the last two is 1073. The sum of the three numbers is 110 74 93 85 110 74 93 85 ANSWER EXPLANATION DOWNLOAD EXAMIANS APP 85
Number System A certain number of two digits is three times the sum of its digits. If 45 be added to it, the digits are reversed. The number is: 24 27 22 30 24 27 22 30 ANSWER EXPLANATION DOWNLOAD EXAMIANS APP 27
Number System What is the value of ? in the following equations ? 72/? = ?/50 80 60 40 100 80 60 40 100 ANSWER EXPLANATION DOWNLOAD EXAMIANS APP (?)² = 72 x 50= (6 x 6 x 2) x (5 x 5 x 2)= (6 x 5 x 2)² = (60)²∴ ? = 60
Number System Find the nearest to 25268 which is exactly divisible by 467? 25308 25218 25228 25208 25308 25218 25228 25208 ANSWER DOWNLOAD EXAMIANS APP
Number System A number consists of two digits. If the digits interchange places and the new number is added to the original number, then the resulting number will be divisible by: 9 3 11 5 9 3 11 5 ANSWER EXPLANATION DOWNLOAD EXAMIANS APP Let the ten's digit be x and unit's digit be y. Then, number 10x + y.Number obtained by interchanging the digits = 10y + x.(10x + y) + (10y + x) = 11(x + y)which is divisible by 11.
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