Number system Practice Question and Answer

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Answer : 1. "32"

Q:

Two numbers, of which the first number is 200% of the second number. If the sum of the squares of the first number and the cube of the second number is 5 times the product of both numbers, find the difference between the two numbers?

1038 0

  • 1
    6
    Correct
    Wrong
  • 2
    9
    Correct
    Wrong
  • 3
    8
    Correct
    Wrong
  • 4
    7
    Correct
    Wrong
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Answer : 1. "6"

Q:

Find the difference between mean and median in the given data 2.5, 4.6, 7.2, 3.3, 4.9, 5.6, 2.7?

1086 0

  • 1
    0.2
    Correct
    Wrong
  • 2
    0.8
    Correct
    Wrong
  • 3
    1.2
    Correct
    Wrong
  • 4
    2.0
    Correct
    Wrong
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Answer : 1. "0.2"

Q:

The sum of the digits of a 2 digit number is 9. When 27 is added to the number, the digits get interchanged. Find the number.

1182 0

  • 1
    45
    Correct
    Wrong
  • 2
    36
    Correct
    Wrong
  • 3
    18
    Correct
    Wrong
  • 4
    27
    Correct
    Wrong
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Answer : 2. "36"

Q:

(0.5 ×5 + 0.25 ×0.5 + 0.5 × 4 + 0.5 ×0.75) is equal to-

1223 0

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

Q:

The product of two consecutive odd numbers is 399. Find the lower of them.

1221 0

  • 1
    17
    Correct
    Wrong
  • 2
    19
    Correct
    Wrong
  • 3
    21
    Correct
    Wrong
  • 4
    23
    Correct
    Wrong
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Answer : 2. "19"

Q:

What is the smallest number of 5 digits which is exactly divisible by 12, 24, 48, 60 and 96?

1097 0

  • 1
    10000
    Correct
    Wrong
  • 2
    10024
    Correct
    Wrong
  • 3
    10080
    Correct
    Wrong
  • 4
    10160
    Correct
    Wrong
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Answer : 3. "10080"

Q:

The sum of four consecutive even number is 748.The smallest among them is-

1327 0

  • 1
    168
    Correct
    Wrong
  • 2
    159
    Correct
    Wrong
  • 3
    172
    Correct
    Wrong
  • 4
    184
    Correct
    Wrong
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Answer : 4. "184"

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