Quiz Discussion

If p and q are the two digits of the number 653pq such that this number is divisible by 80, then p+q is equal to :

• 1]

  5

• 2]

  4

• 3]

  3

• 4]

  2

A six-digit number is formed by repeating a three-digit number; for example, 256256 or 678678 etc. Any number of this form is always exactly divisible by :

• 1]

  7

• 2]

  13

• 3]

  11

• 4]

  1001

A number is divided by 221, the remainder is 64. If the number be divided by 13 then the remainder will be

• 1]

  1

• 2]

  2

• 3]

  3

• 4]

  4

P is a whole number which when divided by 4 gives 3 as remainder. What will be the remainder when 2P is divided by 4?

• 1]

  0

• 2]

  1

• 3]

  2

• 4]

  3

What is the unit digit in 27^20?

• 1]

  1

• 2]

  2

• 3]

  3

• 4]

  4

If -1 ≤ a ≤ 2 and 1 ≤ b ≤ 3, then least possible value of (2a – 3b) is:

• 1]

  -7

• 2]

  -4

• 3]

  -8

• 4]

  -11

The difference between a positive proper fraction and its reciprocal is 9/20. The fraction is:

• 1]

  3/5

• 2]

  3/10

• 3]

  4/5

• 4]

  4/3

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

• 1]

  1

• 2]

  3

• 3]

  7

• 4]

  9

What will be remainder when (67⁶⁷ + 67) is divided by 68 ?

• 1]

  67

• 2]

  66

• 3]

  63

• 4]

  1

3897 X 999

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