Quiz Discussion

How many terms are there in 2, 4, 8, 16,..., 1024?

• 1]

  9

• 2]

  10

• 3]

  11

• 4]

  12

On dividing a number by 56, we get 29 as remainder. On dividing the same number by 8, what will be the remainder ?

• 1]

  4

• 2]

  5

• 3]

  6

• 4]

  7

What least number must be subtracted from 427398 so that the remaining number is divisible by 15?

• 1]

  3

• 2]

  4

• 3]

  11

• 4]

  13

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

• 1] 07
• 2] 77
• 3] 87
• 4] 97

A girl multiplies 987 by a certain number and obtains 559981 as her answer. If in the answer, both 9’s are wrong but the other digits are correct, then the correct answer will be

• 1]

  555681

• 2]

  545681

• 3]

  544581

• 4]

  555490

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

What is the unit digit in (4137) ⁷⁵⁴?

• 1]

  7

• 2]

  8

• 3]

  9

• 4]

  6

The sum of first 45 natural numbers is:

• 1]

  1035

• 2]

  1280

• 3]

  2070

• 4]

  2140

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

• 1]

  6

• 2]

  7

• 3]

  8

• 4]

  9

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