Number System In a division sum, the remainder is 0. As student mistook the divisor by 12 instead of 21 and obtained 35 as quotient. What is the correct quotient? 20 0 12 13 20 0 12 13 ANSWER EXPLANATION DOWNLOAD EXAMIANS APP Number = (12 * 35) = 420Correct quotient = 420/21 = 20
Number System 3√103823 = ? 41 47 44 52 41 47 44 52 ANSWER EXPLANATION DOWNLOAD EXAMIANS APP ? = 3√103823 = 3√47 x 47 x 47 = 47
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 34/55 31/58 37/52 32/51 34/55 31/58 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 A man engaged a servant on the condition that he would pay him Rs.710 and a uniform after a year service. He served only for 8 months and got Rs.460 and a uniform. Find the price of the uniform? Rs.20 Rs.40 Rs.30 Rs.25 Rs.20 Rs.40 Rs.30 Rs.25 ANSWER DOWNLOAD EXAMIANS APP
Number System Write the next number in the series : 14, 16, 13, 17, 12, 18, 11 .... 7 19 1 15 7 19 1 15 ANSWER EXPLANATION DOWNLOAD EXAMIANS APP 19
Number System 732.96 + 405.38 - 604.08 - 105.44 + 222.86 = ? 621.68 651.68 631.68 641.68 621.68 651.68 631.68 641.68 ANSWER EXPLANATION DOWNLOAD EXAMIANS APP ? = 1361.20 - 709.52 = 651.68