Question & Answer: Page 10

Akshit bansal asks : How many 2 digit numbers are possible such that the sum of their digits is equal to twice the difference between the digits?
(A) 2
(B) 4
(C) 6
(D) 8
(E) 7

Tag : digit,equal,poible,digits,numbers,difference

Category : MBA Entrance | On : 2012-05-24 12:25:33

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Answers (6)

Manav says :

25/05/2012 12:32:47

C-6 (13,31,26,62,39,93)

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Akshit bansal asks : If x and y are two different prime numbers, which of the following cannot be true?
(A) x + y is even
(B) x + y is odd
(C) xy is even
(D) x + y is prime
(E)

is an integer

Tag : numbers,true,prime

Category : MBA Entrance | On : 2012-05-24 12:21:46

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Answers (1)

Akshit bansal says :

24/05/2012 12:21:46

if x= 2 y= 3 then x y = 5 if x= 3 y=5 then x y = 8 if x= 2 y= any prime no then xy= even if x=2 y= 3 then x y=5 is prime so last option is answer

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Akshit bansal asks : A positive number is 16 times its reciprocal. What is the number?
(A) 4
(B)

(C)

(D) - 4
(E) Can’t be determined

Tag : positive,reciprocal,number,times

Category : MBA Entrance | On : 2012-05-24 12:19:51

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Akshit bansal says :

24/05/2012 12:19:51

x=16/x x*x=16 so x=4

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Akshit bansal asks : Which of the following expressions is divisible by 2 for all integer values of n?
(A) n² + 1
(B) n² + n
(C) 2n + 1
(D) n²
(E) n + 1

Tag : divisible,values,integer,expreions

Category : MBA Entrance | On : 2012-05-24 12:17:59

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Answers (1)

Akshit bansal says :

24/05/2012 12:17:59

n^2 n = n(n 1)

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Akshit bansal asks : The number 23x4534x01 is divisible by 11, how many values can x be substituted with?
(A) 1
(B) 4
(C) 9
(D) 10
(E) Infinite

Tag : substituted,divisible,number,values

Category : MBA Entrance | On : 2012-05-24 12:17:03

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Answers (2)

Madhur says :

25/05/2012 05:21:17

not infinite but 10 as x can only be 0,1,2,3,4,5,6,7,8,9

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