Number System If the difference between a number and its three fifths is 62, what is the number ? 155 175 165 145 155 175 165 145 ANSWER EXPLANATION DOWNLOAD EXAMIANS APP Let the number be x.∴ x - 3x/5 = 62or x = 62 x 5/2 = 155
Number System On dividing number by 56, we get 29 as remainder. On dividing the same number by 8, what will be the remainder? 5 6 4 7 5 6 4 7 ANSWER EXPLANATION DOWNLOAD EXAMIANS APP Let x be the number and y be the quotient. Then, x = 357 * y + 39= (17 * 21 * y) + (17 * 2) + 5= 17 * (21y + 2) + 5.Required remainder = 5.
Number System On multiplying a number by 7, the product is a number each of whose digits is 3. The smallest such number is: 47649 47719 48619 47619 47649 47719 48619 47619 ANSWER EXPLANATION DOWNLOAD EXAMIANS APP By hit and trail, we find that47619 * 7 = 333333.7) 333333 (47619 333333---------------- 0
Number System What is the difference between the largest number and the least number written with the digits 7, 3, 1, 4? 6084 5084 6184 6048 6084 5084 6184 6048 ANSWER DOWNLOAD EXAMIANS APP
Number System The difference between 68% of a number and 35% of the same number is 1216. What is 28% of the number ? 1037.75 1031.75 1027.75 1043.75 1037.75 1031.75 1027.75 1043.75 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 How many numbers up to 100 and 300 are divisible by 11? 22 20 18 21 22 20 18 21 ANSWER EXPLANATION DOWNLOAD EXAMIANS APP (300 – 100)/11 = 200/11 = 18 2/1118 Numbers
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