Math Exam Practice Quiz!

Find the unit digit of 123456789^(odd*Even)

Find the highest power of 30 in 10!

• 3

• 2

• 4

• None

After the division of a number successively by 2, 5 and 4 the remainders obtained are 1, 3 and 2 respectively. What will be the remainderswhen the same number is divided by 5, 2 and 4.

• 2, 1, 2

• 2, 0, 1

• 1, 2, 0

• None

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

• 5

• 0

• 4

• 1

A certain number is divided by 111 leaves the remainder 59. Find the remainder when the same number is divided by 37? 

• 22

• 59

• 50

• 36

The product of two numbers is 2028 and their H.C.F. is 13. The number of such pairs is: 

• 1

• 2

• 3

• 4

What is the remainder when 3388 X 2883 X 1817 is divided by 11?

• 1

• 3

• 2

• None

A number when divided successively by 4 and  5 leaves remainders 1 and 4 respectively. When it is successively divided by 5 and 4, then the respective remainders will be 

• 1, 2

• 2, 3

• 3, 2

• 4, 1

Find the remainder when 10⁷⁸⁵ + 8⁷¹⁶ is divided by 9. 

• 0

• 1

• 2

• None

A, B and C start at the same time in the same direction to run around a circular stadium. A completes a round in 252 seconds, B in 308 seconds and c in 198 seconds, all starting at the same point. After what time will they again at the starting point ? 

• 26 minutes and 18 seconds

• 42 minutes and 36 seconds

• 45 minutes

• 46 minutes and 12 seconds

Find the remainder when 10⁷⁵ + 8⁷⁵ is divided by 9.

• 0

• 1

• 2

• None

The sum of digits of a number N is 70254. Which of the following is/are definitely true about the number N?

• Abcd is a multiple of 9

• Abcd is a multiple of 3

• Abcd is a multiple of 11

• Abcd is a prime number

Find the number of two-digit and three-digit factors of 200.

• 12

• 10

• 8

• 7

Let N be the greatest number that will divide  1305, 4665 and 6905, leaving the same remainder in each case. Then sum of the digits in N is: 

• 4

• 5

• 6

• 8