Number System The average of five consecutive even numbers A, B, C, D and E is 54. What is the product of'B' and 'E' ? 1456 3016 4098 2871 1456 3016 4098 2871 ANSWER EXPLANATION DOWNLOAD EXAMIANS APP Because, The even numbers are consecutive and their average is 54.∴ The number C will be 54.∴ A = 50, B = 52, D = 56, E = 58B x E = 52 x 58 = 3016
Number System 50% of 8/15 of 9/4 of 5/3 of 333 = ? 444 666 555 333 444 666 555 333 ANSWER EXPLANATION DOWNLOAD EXAMIANS APP 50% of [8x9x5/15x4x3 x 333]= 50% of 666= 333
Number System The Twenty-First Century will start on January 1 in the year 2100 2000 2101 2001 2100 2000 2101 2001 ANSWER EXPLANATION DOWNLOAD EXAMIANS APP 2001
Number System In how many different ways can the letters of word "COLLEGE" be arranged ? 1280 1240 1260 1300 1280 1240 1260 1300 ANSWER EXPLANATION DOWNLOAD EXAMIANS APP Number of ways = 7!/2!2! = 1260(∵ L and E come twice)
Number System 728.038 x 54.978 - 72.016 x 85.250 = ? 43900 23900 53900 33900 43900 23900 53900 33900 ANSWER EXPLANATION DOWNLOAD EXAMIANS APP ? = 728 x 55 - 72 x 85.25 = 40040 - 6138 = 339900
Number System In how many different ways can the letters of the word 'LEASE' be arranged ? 60 40 80 None of these 60 40 80 None of these ANSWER EXPLANATION DOWNLOAD EXAMIANS APP The world LEASE consists of 5 letters in which E comes twice ∴ 51/21 = 5x4x3x2x1/2x1 = 60
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