Number system Practice Question and Answer

Q:

A number when divided by 893 the remainder is 193. What will be the remainder when it is divided by 47?

1365 0

  • 1
    19
    Correct
    Wrong
  • 2
    5
    Correct
    Wrong
  • 3
    30
    Correct
    Wrong
  • 4
    23
    Correct
    Wrong
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Answer : 2. "5"

Q:

A number is divided by 6 and 5 is added to this quotient Again sum is divided by 9 and the quotient obtained is 1. Find the number.

1187 0

  • 1
    24
    Correct
    Wrong
  • 2
    42
    Correct
    Wrong
  • 3
    54
    Correct
    Wrong
  • 4
    30
    Correct
    Wrong
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Answer : 1. "24"

Q:

If $$ x=(164)^{169}+ (333)^{337}-(727)^{726}$$ then what is the units digit of x?

2575 1

  • 1
    5
    Correct
    Wrong
  • 2
    9
    Correct
    Wrong
  • 3
    7
    Correct
    Wrong
  • 4
    8
    Correct
    Wrong
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Answer : 4. "8"

Q:

On dividing a certain number by 342 we get 47 as remainder. If the same number is divided by 18, what will be the remainder?

955 0

  • 1
    15
    Correct
    Wrong
  • 2
    13
    Correct
    Wrong
  • 3
    17
    Correct
    Wrong
  • 4
    11
    Correct
    Wrong
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Answer : 4. "11"

Q:

The number will be, whose square is equal to the difference between the squares of 975 and 585, is:

1235 0

  • 1
    780
    Correct
    Wrong
  • 2
    390
    Correct
    Wrong
  • 3
    1560
    Correct
    Wrong
  • 4
    130
    Correct
    Wrong
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Answer : 1. "780 "

Q:

What least value which should be added to 1812 to make it divisible 7,11 and 14? 

1516 0

  • 1
    72
    Correct
    Wrong
  • 2
    154
    Correct
    Wrong
  • 3
    12
    Correct
    Wrong
  • 4
    36
    Correct
    Wrong
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Answer : 4. "36 "

Q:

How many three-digit numbers are there in which all the digits are odd? 

1610 0

  • 1
    500
    Correct
    Wrong
  • 2
    250
    Correct
    Wrong
  • 3
    100
    Correct
    Wrong
  • 4
    125
    Correct
    Wrong
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Answer : 4. "125 "

Q:

If a nine Digit number 785x3678y is divisible by 72, then the value of (7x- 5y) is:

5910 0

  • 1
    22
    Correct
    Wrong
  • 2
    20
    Correct
    Wrong
  • 3
    18
    Correct
    Wrong
  • 4
    16
    Correct
    Wrong
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Answer : 1. "22"

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