Number System What is 432 times 119 ? 53408 50408 52408 51408 53408 50408 52408 51408 ANSWER EXPLANATION DOWNLOAD EXAMIANS APP No. 432 x 119 = 51408
Number System If the three fourth of a number is subtracted from the number; the value so, obtained is 163. What is that number ? 678 692 689 652 678 692 689 652 ANSWER EXPLANATION DOWNLOAD EXAMIANS APP Number x (1 - 3/4) = 163∴ Number = 163 x 4 = 652
Number System The difference between 8% of a number and 3% of the same number is 39. What is 2.8% of that number ? 27.84 25.84 21.84 24.84 27.84 25.84 21.84 24.84 ANSWER EXPLANATION DOWNLOAD EXAMIANS APP Let the number be x.∴ x(8 - 3)% = 39x = 3900/5 = 780∴ 2.8% of 780= 780 x 2.8/100 = 21.84
Number System The difference between the two digit number and the number obtained by interchanging its digits is 54. The difference between the digits is? 1 4 6 Nothing can be said. 1 4 6 Nothing can be said. ANSWER EXPLANATION DOWNLOAD EXAMIANS APP (10x + y) – (10y + x) = 54x – y = 6
Number System On dividing 2272 as well as 875 by 3-digit number N, we get the same remainder. The sum of the digits of N is: 12 13 11 10 12 13 11 10 ANSWER EXPLANATION DOWNLOAD EXAMIANS APP Clearly, (2272 - 875) = 1397, is exactly divisible by N.Now. 1397 = 11 * 127The required 3-digit number is 127, the sum of whose digit is 10.
Number System A, B, C, D and E are consecutive even numbers respectively. The average of 5 numbers is 82. What is the product of C and E ? 6373 6353 6383 6363 6373 6353 6383 6363 ANSWER EXPLANATION DOWNLOAD EXAMIANS APP x + x + 1 + x + 2 + x + 3 + x + 4 = 5 x 82= 5x + 10 = 410 = 5x = 400= x = 400/5 = 80 ∴ A = 80C = 82and E = 84= C x E = 82 x 84 = 6383
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