Number System Questions Practice Question and Answer

Q:

Adding 335 to 5A7 results in 8B2. The number 8B2 is divisible by 3. Accordingly, what will be the maximum possible value of A?

1356 0

  • 1
    8
    Correct
    Wrong
  • 2
    4
    Correct
    Wrong
  • 3
    2
    Correct
    Wrong
  • 4
    6
    Correct
    Wrong
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Answer : 2. "4"

Q:

What should be the least added to 41116 so that the sum is divisible by 8?

1355 0

  • 1
    5
    Correct
    Wrong
  • 2
    8
    Correct
    Wrong
  • 3
    4
    Correct
    Wrong
  • 4
    12
    Correct
    Wrong
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Answer : 3. "4"

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 

1355 0

  • 1
    588
    Correct
    Wrong
  • 2
    784
    Correct
    Wrong
  • 3
    823
    Correct
    Wrong
  • 4
    1036
    Correct
    Wrong
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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

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Answer : 1. "12"

Q:

The product of two numbers is 24 times the difference of these two numbers. If the sum of these two numbers is 14. Find the larger number?

1351 0

  • 1
    9
    Correct
    Wrong
  • 2
    11
    Correct
    Wrong
  • 3
    7
    Correct
    Wrong
  • 4
    8
    Correct
    Wrong
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Answer : 4. " 8"

Q:

For what value of ‘y’, $$ {x^{2}+{1\over12}{x}+y^{2}}$$ is perfect square?

1350 0

  • 1
    1/3
    Correct
    Wrong
  • 2
    1/12
    Correct
    Wrong
  • 3
    1/24
    Correct
    Wrong
  • 4
    1/6
    Correct
    Wrong
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Answer : 3. "1/24"

Q:

Direction : What value should come in place question mark(?) in the following questions?

$$ 4{7\over 8}$$ - $$ 2{1\over 2}$$+$$ 1{3\over 4}$$=?

1331 0

  • 1
    $$ 4{5\over 8}$$
    Correct
    Wrong
  • 2
    $$ 3{7\over 8}$$
    Correct
    Wrong
  • 3
    $$ 8{1\over 4}$$
    Correct
    Wrong
  • 4
    $$ 3{1\over 4}$$
    Correct
    Wrong
  • 5
    None of these
    Correct
    Wrong
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Answer : 5. "None of these"

Q:

Which of the following fraction is the smallest?

$$7\over 6 $$,$$7\over 9$$,$$4\over 5$$,$$5\over 7$$

1320 0

  • 1
    $$7\over 6 $$
    Correct
    Wrong
  • 2
    $$7\over 9$$
    Correct
    Wrong
  • 3
    $$4\over 5$$
    Correct
    Wrong
  • 4
    $$5\over 7$$
    Correct
    Wrong
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Answer : 4. "$$5\over 7$$"
Explanation :

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