Number System In how many different ways can the letters of word "COLLEGE" be arranged ? 1280 1240 1300 1260 1280 1240 1300 1260 ANSWER EXPLANATION DOWNLOAD EXAMIANS APP Number of ways = 7!/2!2! = 1260(∵ L and E come twice)
Number System If the average of two numbers is 88.5 and one number is 5.5 less than the average. Find out the next number. 91 86 97 94 91 86 97 94 ANSWER EXPLANATION DOWNLOAD EXAMIANS APP 94
Number System If one-seventh of a number is 55 then 40% of that number = ? 171 147 163 154 171 147 163 154 ANSWER EXPLANATION DOWNLOAD EXAMIANS APP Let the no. be x , Therefore, x/7 = 55Therefore, x = 55 x 7 = 385Therefore, 49% of 385 = 154
Number System Which one of the following represents the sum of the first n even numbers? N2 N(N – 1) N(N + 1) N2+ 1 N2 N(N – 1) N(N + 1) N2+ 1 ANSWER EXPLANATION DOWNLOAD EXAMIANS APP N (N + 1)
Number System 56.21 +2.36+5.41 —21.4+1.5=? 44.08 64.08 54.08 34.08 44.08 64.08 54.08 34.08 ANSWER EXPLANATION DOWNLOAD EXAMIANS APP 44.08
Number System What is the difference between the largest and the smallest number written with 7, 7, 0, 7? 6093 693 6893 6993 6093 693 6893 6993 ANSWER DOWNLOAD EXAMIANS APP
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