# Aptitude - Number System

### MCQ

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Q 11.

When X is divided by 56 it gives 29 as remainder. Find the remainder when X is divided by 8.

Options:

• 4

• 6

• 7

• 5

Q 12.

Which of the following numbers always divides the difference between the squares of two consecutive odd numbers.

Options:

• 3

• 6

• 7

• 8

Q 13.

Sum of 5 consecutive numbers is 170. Find the product of the smallest and the largest number?

Options:

• 1551

• 1152

• 1100

• 1210

Q 14.

Sum of 5 consecutive even numbers is 130. Find the product of the first and the last number.

Options:

• 620

• 640

• 660

• 680

Q 15.

FInd total number of rational numbers between 1 and 1000

Options:

• 998

• 999

• 1000

• Infinite

Q 16.

Find last two digit of (15x17x37x51x63x97)

Options:

• 25

• 35

• 45

• 55

Q 17.

Find the unit digit in the product of 5321x4326

Options:

• 4

• 8

• 6

• 1

Q 18.

The product of 4 consecutive natural number plue one is

Options:

• Non square number

• Always sum of 2 square numbers

• Square number

• None of these

Q 19.

Sum of first 84 even numbers

Options:

• 7100

• 7120

• 7130

• 7140

Q 20.

Find the sum of first fifteen multiples of 8

Options:

• 940

• 950

• 960

• 970

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