Number System Complete the series : 1, 8, 27, 64, 125, 216 ..... 363 343 353 373 363 343 353 373 ANSWER EXPLANATION DOWNLOAD EXAMIANS APP 343
Number System 1827÷ 36 x ?=162.4 3.2 4.3 2.6 1.9 3.2 4.3 2.6 1.9 ANSWER EXPLANATION DOWNLOAD EXAMIANS APP 3.2
Number System √(17)² + (17)² + (5)² - 2 = ? 16 17 19 18 16 17 19 18 ANSWER EXPLANATION DOWNLOAD EXAMIANS APP ? = √49 + 289 + 25 - 2 = √361 = 19
Number System In an examination, 68% of the total examinees passed. If the number of failures is 248, the total number of examinees is 725 640 750 775 725 640 750 775 ANSWER EXPLANATION DOWNLOAD EXAMIANS APP Failed students are 32% which is 248.∴ Total = 24800/32 = 775
Number System A basket contains 5 blue, 4 green and 3 red ball. If three balls are picked at random, what is the probability that at least one is red ? 37/52 32/51 31/58 34/55 37/52 32/51 31/58 34/55 ANSWER EXPLANATION DOWNLOAD EXAMIANS APP Probability of having no red ball is9C3 / 12C3 = 21/55Probability of having at least one red ball is 1 - 21/55 = 34/55
Number System What least number must be subtracted from 2641 so that the remainder left, when divided by 10,15 and 25, is 7 in each case ? 81 94 87 84 81 94 87 84 ANSWER EXPLANATION DOWNLOAD EXAMIANS APP LCM of 10, 15, 25 = 150When we drive 2641 by 150 the remainder is 91.But the remainder should be 7.So, the number to be subtracted from 2641 is 91 - 7 = 84.
EXAMIANS