Number System The simplest form of 1.5 : 2.5 is : 17 : 19 3 : 5 5 : 7 13 : 11 17 : 19 3 : 5 5 : 7 13 : 11 ANSWER EXPLANATION DOWNLOAD EXAMIANS APP 3 : 5
Number System The difference between a two-digit number and the number obtained by interchange the two digits of the number is 27. If the sum of the two digits of the number is 13, what is their product ? 38 40 37 39 38 40 37 39 ANSWER EXPLANATION DOWNLOAD EXAMIANS APP Let the number be 10x + y.∴ 10x + y - (10y + x) = 27or 9x - 9y = 27∴ x - y = 3 .......(I)x + y = 13 .......(II)From eqn (I) and (II)x = 8 and y = 5.So the number = 85Therefore, product = 8 x 5 = 40
Number System Which choice provides the answer : If 2 + 3 = 10, 6 + 5 = 66, 7 + 2 = 63, 9 + 7 = 144 then, 8 + 4 = ? 114 96 102 88 114 96 102 88 ANSWER EXPLANATION DOWNLOAD EXAMIANS APP 96
Number System 4500 * ? = 3375 3/4 3/5 2/5 1/4 3/4 3/5 2/5 1/4 ANSWER EXPLANATION DOWNLOAD EXAMIANS APP 4500 * x = 3375= x = 3375/4500 = 3/4
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 On dividing number by 5, we get 3 as remainder. What will be the remainder when the square of this number is divided by 5? 2 0 4 1 2 0 4 1 ANSWER DOWNLOAD EXAMIANS APP
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