Quiz Discussion

What should be the maximum value of Q in the following equation?
5P9 – 7Q2 + 9R6 = 823

• 1]

  6

• 2]

  7

• 3]

  8

• 4]

  9

The largest 4 digit number exactly divisible by 88 is:

• 1] 8888
• 2] 9944
• 3] 9768
• 4] 8888

The sum of first five prime numbers is:

• 1]

  11

• 2]

  18

• 3]

  26

• 4]

  28

The smallest 3 digit prime number is:

• 1]

  101

• 2]

  103

• 3]

  109

• 4]

  113

If x is a whole number, then x²(x² - 1) is always divisible by

• 1]

  12

• 2]

  24

• 3]

  36

• 4]

  16

Find the last unit digit of 55^5 ( Using Euler Theorem)

• 1] 4
• 2] 5
• 3] 3
• 4] 8

One-quarter of one-seventh of land is sold for Rs. 30,000. What is the value of an eight thirty-fifth of load?

• 1]

  1922200

• 2]

  1842010

• 3]

  1936200

• 4]

  1922000

The difference between the local value and the face value of 7 in the numeral 32675149 is

• 1]

  75142

• 2]

  64851

• 3]

  5149

• 4]

  69993

If n is a natural number, then (6n² + 6n) is always divisible by:

• 1]

  6 only

• 2]

  12 only

• 3]

  6 and 12 both

• 4]

  by 18 only

How many prime numbers exist in 6⁷ x 35³ x 11¹⁰?

• 1]

  23

• 2]

  27

• 3]

  30

• 4]

  29