Numbers : Aptitude Questions and Answers

Q21.  = ?

A. 5184

B. 5084

C. 5060

D. 5148

Q22. The difference of the squares of two consecutive even integers is divisible by which of the following integers ?

A. 4

B. 3

C. 6

D. 7

Q23.

A. 2801

B. 2436

C. -2801

D. -2071

Q24.  = ?

A. 2247

B. 280.875

C. 4494

D. 561.75

Q25.

A. 2400

B. 2000

C. 1906

D. 1904

Q26. The difference of the squares of two consecutive odd integers is divisible by which of the following integers ?

A. 3

B. 8

C. 7

D. 6

Q27. Which one of the following numbers is exactly divisible by 11 ?

A. 235641

B. 245642

C. 415824

D. 315624

Q28.

A. 80698

B. 80578

C. 79698

D. 81268

Q29. On dividing a number by 5, we get 3 as remainder. What will be the remainder when the square of this number is divided by 5 ?

A. 0

B. 2

C. 1

D. 4

Q30. The sum of the two numbers is 12 and their product is 35. What is the sum of the reciprocals of these numbers ?

A. 12/35

B. 1/35

C. 7/32

D. 35/8