Number System The difference between 68% of a number and 35% of the same number is 1216. What is 28% of the number ? 1043.75 1027.75 1031.75 1037.75 1043.75 1027.75 1031.75 1037.75 ANSWER EXPLANATION DOWNLOAD EXAMIANS APP Let the no. be xTherefore 68x / 100 - 35x / 100 = 1216 Therefore x = 1216 x 100 / 33Therefore 28% of x = 28x / 100 = 1216 x 100 / 33 x 28 / 100= 1216 x 100 x 28 / 33 x 1/100 = 1031.75
Number System (12)² - (4.4)² - (0.04)² = ? 131.6384 125.6384 124.6384 129.6384 131.6384 125.6384 124.6384 129.6384 ANSWER EXPLANATION DOWNLOAD EXAMIANS APP (12)² - (4.4)² - (0.04)²= 144 - 19.36 - 0.0016= 124.64 - 0.0016= 124.6384
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 10 13 11 12 10 13 11 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 What is the sum of the local values of the digits 2, 3, 4, 5 in the number 2345? 2345 2105 2435 5243 2345 2105 2435 5243 ANSWER EXPLANATION DOWNLOAD EXAMIANS APP 2000 + 300 + 40 + 5 = 2345
Number System What is the sum of all the numbers between 300 and 1000 which are divisible by 179? 2527 2517 2506 2607 2527 2517 2506 2607 ANSWER EXPLANATION DOWNLOAD EXAMIANS APP 358/179 ….. 895/179179(2 + 3 + 4 + 5) => 2506
Number System In how many different ways can the letters of word "COLLEGE" be arranged ? 1300 1260 1240 1280 1300 1260 1240 1280 ANSWER EXPLANATION DOWNLOAD EXAMIANS APP Number of ways = 7!/2!2! = 1260(∵ L and E come twice)
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