Quiz Discussion

(1000)^9 / 10^24 =

• 1] 10
• 2] 100
• 3] 1000
• 4] 10000

It is being given that (2³² + 1) is completely divisible by a whole number. Which of the following numbers is completely divisible by this number?

• 1]

  (2¹⁶ + 1)

• 2]

  (2¹⁶ - 1)

• 3]

  (7 x 2²³)

• 4]

  (2⁹⁶ + 1)

3897 X 999

• 1] 3892109
• 2] 3893106
• 3] 3893103
• 4] 3929103

Find the last 2 digit of 7^85 (Using Euler Theorem)

• 1] 07
• 2] 77
• 3] 87
• 4] 97

What is the unit digit in (4137) ⁷⁵⁴?

• 1]

  7

• 2]

  8

• 3]

  9

• 4]

  6

The sum of first five prime numbers is:

• 1]

  11

• 2]

  18

• 3]

  26

• 4]

  28

What is the number in the unit place in (729)⁵⁹?

• 1]

  1

• 2]

  3

• 3]

  7

• 4]

  9

107 x 107 + 93 x 93 = ?

• 1]

  19578

• 2]

  19418

• 3]

  21908

• 4]

  20098

Which of the following number is divisible by 24 ?

• 1]

  35718

• 2]

  63810

• 3]

  537804

• 4]

  3125736

Which of the following is a prime number ?

• 1] 97
• 2] 93
• 3] 33
• 4] 81