Number System Questions Practice Question and Answer

Q:

Which of the following is the least 6-digit number that is divisible by 93?

650 0

  • 1
    100065
    Correct
    Wrong
  • 2
    100070
    Correct
    Wrong
  • 3
    100075
    Correct
    Wrong
  • 4
    100068
    Correct
    Wrong
  • Show Answer
  • Workspace

Answer : 4. "100068"

Q:

In a question on division, the divisor is 7 times the quotient and 3 times the remainder. If the remainder is 28, then the dividend is 

647 0

  • 1
    588
    Correct
    Wrong
  • 2
    784
    Correct
    Wrong
  • 3
    823
    Correct
    Wrong
  • 4
    1036
    Correct
    Wrong
  • Show Answer
  • Workspace

Answer : 4. "1036"
Explanation :

Let the quotient be Q and the remainder be R. Then

Divisor = 7 Q = 3 R

∴ Divisor = 7 Q = 7 × 12 = 84

Dividend = Divisor × Quotient + Remainder = 84 × 12 + 28 = 1008 + 28 = 1036

Q:

A number when divided by 6 leaves remainder 3. When the square of the same number is divided by 6, the remainder is : 

641 0

  • 1
    0
    Correct
    Wrong
  • 2
    1
    Correct
    Wrong
  • 3
    2
    Correct
    Wrong
  • 4
    3
    Correct
    Wrong
  • Show Answer
  • Workspace

Answer : 4. "3"
Explanation :

The remainder will be same.

On dividing 9 by 6, remainder = 3

On dividing 81 by 6, remainder = 3

Q:

Directions: Find the wrong number in the following number series:

2, 3, 8, 31, 154, 924, 6460

638 0

  • 1
    924
    Correct
    Wrong
  • 2
    6460
    Correct
    Wrong
  • 3
    154
    Correct
    Wrong
  • 4
    8
    Correct
    Wrong
  • 5
    31
    Correct
    Wrong
  • Show Answer
  • Workspace

Answer : 1. "924"

Q:

The total number of digits used in numbering the pages of a book of 366 pages is

637 0

  • 1
    732
    Correct
    Wrong
  • 2
    990
    Correct
    Wrong
  • 3
    1098
    Correct
    Wrong
  • 4
    1305
    Correct
    Wrong
  • Show Answer
  • Workspace

Answer : 2. "990"

Q:

There are two numbers such that the first number is four times of the second mumber. If their average is 65, then what is the second number?

635 0

  • 1
    26
    Correct
    Wrong
  • 2
    14
    Correct
    Wrong
  • 3
    24
    Correct
    Wrong
  • 4
    28
    Correct
    Wrong
  • Show Answer
  • Workspace

Answer : 1. "26"

Q:

Any six-digit number that is formed by repeating a three-digit number, is always divisible by:

634 0

  • 1
    111
    Correct
    Wrong
  • 2
    1001
    Correct
    Wrong
  • 3
    19
    Correct
    Wrong
  • 4
    101
    Correct
    Wrong
  • Show Answer
  • Workspace

Answer : 2. "1001"

Q:

Select the set in which the numbers are related in the same way as the numbers of the following set.
 (12, 30, 204)

633 0

  • 1
    (9, 12, 225)
    Correct
    Wrong
  • 2
    (11, 15, 236)
    Correct
    Wrong
  • 3
    (4, 12, 28)
    Correct
    Wrong
  • 4
    (15, 20, 265)
    Correct
    Wrong
  • Show Answer
  • Workspace

Answer : 4. "(15, 20, 265)"

  Report Error

Please Enter Message
Error Reported Successfully

  Report Error

Please Enter Message
Error Reported Successfully

  Report Error

Please Enter Message
Error Reported Successfully

  Report Error

Please Enter Message
Error Reported Successfully

  Report Error

Please Enter Message
Error Reported Successfully

  Report Error

Please Enter Message
Error Reported Successfully

  Report Error

Please Enter Message
Error Reported Successfully

  Report Error

Please Enter Message
Error Reported Successfully