Number System The product of two successive numbers is 4556. Which of the following is the larger of the two numbers? 68 67 63 78 68 67 63 78 ANSWER DOWNLOAD EXAMIANS APP
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 ? 31/58 32/51 37/52 34/55 31/58 32/51 37/52 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 In how many different ways can the letters of the word 'LEASE' be arranged ? 60 None of these 80 40 60 None of these 80 40 ANSWER EXPLANATION DOWNLOAD EXAMIANS APP The world LEASE consists of 5 letters in which E comes twice ∴ 51/21 = 5x4x3x2x1/2x1 = 60
Number System 732.96 + 405.38 - 604.08 - 105.44 + 222.86 = ? 641.68 631.68 621.68 651.68 641.68 631.68 621.68 651.68 ANSWER EXPLANATION DOWNLOAD EXAMIANS APP ? = 1361.20 - 709.52 = 651.68
Number System What is 50% of 40% of Rs. 3,450? 640 670 690 630 640 670 690 630 ANSWER EXPLANATION DOWNLOAD EXAMIANS APP 40% * 3450 = 1380then, 50 % * 1380 = 690
Number System (1024—263—233)÷(986—764— 156) =? 10 8 6 None of these 10 8 6 None of these ANSWER EXPLANATION DOWNLOAD EXAMIANS APP 8