Number System The sum of the two digits of a two-digit number is 15 and the difference between the two digits of the two digit number is 3. What is the product of the two digits of the two digit number ? None of these 54 14 36 None of these 54 14 36 ANSWER EXPLANATION DOWNLOAD EXAMIANS APP Let the number be 10 x + yWhere x > yAccording to the question,x + y = 15 and x - y = 3Solving both the equations,x = 9, y = 6∴ x x y = 9 x 6 = 54
Number System The square root of 0.0081 is: 0.009 0.9 0.91 0.09 0.009 0.9 0.91 0.09 ANSWER EXPLANATION DOWNLOAD EXAMIANS APP 0.09
Number System Find the nearest to 25268 which is exactly divisible by 467? 25228 25308 25218 25208 25228 25308 25218 25208 ANSWER DOWNLOAD EXAMIANS APP
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 2871 4098 3016 1456 2871 4098 3016 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 In how many different ways can the letters of the word FORMULATE be arranged ? 362880 372880 382880 392880 362880 372880 382880 392880 ANSWER EXPLANATION DOWNLOAD EXAMIANS APP No. of letters = 9! = 9*8*7*6*5*4*3*2*1 = 362880
Number System What number should replace both the question marks (?) in the following question ? 83 82 84 85 83 82 84 85 ANSWER EXPLANATION DOWNLOAD EXAMIANS APP 84
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