Number System The difference between the two digit number and the number obtained by interchanging its digits is 54. The difference between the digits is? 4 Nothing can be said. 1 6 4 Nothing can be said. 1 6 ANSWER EXPLANATION DOWNLOAD EXAMIANS APP (10x + y) – (10y + x) = 54x – y = 6
Number System (12.11)2 + (?)2 = 732.2921 24.2 20.2 14.2 17.2 24.2 20.2 14.2 17.2 ANSWER EXPLANATION DOWNLOAD EXAMIANS APP 24.2
Number System On dividing a number by 68, we get 269 as quotient and 0 as remainder. On dividing the same number by 67, what will be the remainder? 0 1 2 3 0 1 2 3 ANSWER EXPLANATION DOWNLOAD EXAMIANS APP Number = 269 * 68 + 0 = 1829267) 18292 (273 18291 -------- 1Required number = 1.
Number System In how many different ways can the letters of the word ANATOMY be arranged ? 2508 2520 2510 2504 2508 2520 2510 2504 ANSWER EXPLANATION DOWNLOAD EXAMIANS APP Here total letters are 7 but A comes twice.Therefore, Numbers of arrangements = 7!/2! = 2520
Number System The sum of the two numbers is 12 and their product is 35. What is the sum of the reciprocals of these numbers? 35/8 1/35 7/32 12/35 35/8 1/35 7/32 12/35 ANSWER EXPLANATION DOWNLOAD EXAMIANS APP Let the numbers be a and b. Then,a + b = 12 and ab = 35.(a + b)/ab = 12/35= (1/b + 1/a) = 12/35Sum of reciprocals of given numbers = 12/35.
Number System (4 86%of 6500) ÷ 36 =? 677.5 877.5 777.5 977.5 677.5 877.5 777.5 977.5 ANSWER EXPLANATION DOWNLOAD EXAMIANS APP 877.5
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