Number System Which is the largest fraction among the following ? 21/22 12/13 24/25 21/23 21/22 12/13 24/25 21/23 ANSWER EXPLANATION DOWNLOAD EXAMIANS APP 21/23 = 0.913,12/13 = 0.92323/25 = 0.92, 21/22 = 0.9545, 24/25 = 0.96
Number System A shopkeeper purchased 200 bulbs for Rs. 10 each. However, 5 bulbs were fused and had to be thrown away. The remaining were sold at Rs. 12 each. What will be percentage profit? 14 17 33 21 14 17 33 21 ANSWER EXPLANATION DOWNLOAD EXAMIANS APP 12
Number System Find the least number with which 16200 should be multiplied, to make it a perfect cube. 360 45 48 36 360 45 48 36 ANSWER DOWNLOAD EXAMIANS APP
Number System What value should come in place of ? in the given number series ? 15, 51, 162, 498, 1509, ? 7878 4545 3434 5656 7878 4545 3434 5656 ANSWER EXPLANATION DOWNLOAD EXAMIANS APP 15, (15 + 2) x 3 = 51,(51 + 3) x 3 = 162, (162 + 4) x 3 = 498, (498 + 5) x 3 = 1509(1509 + 6) x 3 = 4545
Number System The difference between 45% of a number and 18% of the same number is 145.8. What is 30% of that number ? 162 141 188 245 162 141 188 245 ANSWER EXPLANATION DOWNLOAD EXAMIANS APP Let the number be x.45% of x - 18% of x = 145.8∴ x/100 (45 - 18) = 145.8∴ x = 145.8 x 100/27 = 540∴ 30% of 540 = 540 x 30/100 = 162
Number System The Twenty-First Century will start on January 1 in the year 2100 2000 2001 2101 2100 2000 2001 2101 ANSWER EXPLANATION DOWNLOAD EXAMIANS APP 2001
EXAMIANS