Aptitude Practice Question and Answer

Q:

A container contains a mixture of acid and water in which water is 24%. If 50% of the mixture is taken out in which water is 156 liters less than the acid, then find the remaining quantity of acid in that container?

1169 0

  • 1
    282 lit
    Correct
    Wrong
  • 2
    306 lit
    Correct
    Wrong
  • 3
    236 lit
    Correct
    Wrong
  • 4
    216 lit
    Correct
    Wrong
  • 5
    228 lit
    Correct
    Wrong
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Answer : 5. "228 lit"

Q:

What is the value of $$ {\sqrt{625}+\sqrt{484}}$$

1169 1

  • 1
    47
    Correct
    Wrong
  • 2
    56
    Correct
    Wrong
  • 3
    52
    Correct
    Wrong
  • 4
    36
    Correct
    Wrong
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Answer : 1. "47"

Q:

If the clock is at 3:17, what time will be seen in the mirror?

1169 0

  • 1
    3:17
    Correct
    Wrong
  • 2
    8:43
    Correct
    Wrong
  • 3
    3:42
    Correct
    Wrong
  • 4
    3:53
    Correct
    Wrong
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Answer : 2. "8:43"

Q:

What is the simplified value of (1– sin A cos A)(sin A + cos A)?

1169 1

  • 1
    $$cos^2A – sin^2A$$
    Correct
    Wrong
  • 2
    0
    Correct
    Wrong
  • 3
    $$sin^3A + cos^3A$$
    Correct
    Wrong
  • 4
    $$sin^2A – cos^2A$$
    Correct
    Wrong
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Answer : 3. "$$sin^3A + cos^3A$$ "

Q:

The average monthly income of x and y is 5050. The average monthly income of y and z is 6250 and the average monthly income of x and z is 5200. The monthly income of x is?

1169 0

  • 1
    4050
    Correct
    Wrong
  • 2
    3500
    Correct
    Wrong
  • 3
    4000
    Correct
    Wrong
  • 4
    5000
    Correct
    Wrong
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Answer : 3. "4000"

Q:

A starts a business with ₹75,000 and B joins the business 5 months later with an investment of ₹80,000. After 1 year, they earn a profit of ₹4,08,800. Find the share of A and B (in ₹).

1169 0

  • 1
    2,52,000 and 1,56,800
    Correct
    Wrong
  • 2
    2,50,000 and 1,58,800
    Correct
    Wrong
  • 3
    2,48,000 and 1,60,800
    Correct
    Wrong
  • 4
    2,49,500 and 1,59,300
    Correct
    Wrong
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Answer : 1. "2,52,000 and 1,56,800"

Q:

Five years ago, the average age of 4 girls was 7 years. On joining a new girl, the present average age becomes 13 years. The current age of the new girl is:

1168 0

  • 1
    17 Year
    Correct
    Wrong
  • 2
    16 year
    Correct
    Wrong
  • 3
    19 Year
    Correct
    Wrong
  • 4
    15 Year
    Correct
    Wrong
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Answer : 1. "17 Year"

Q:

The average of a collection of 20 measurements was calculated to be 56 cm . But later it was found that a mistake had occurred in one of the measurements which was recorded as 64 cm, but should have been 61 cm. The correct average must be: 

1168 0

  • 1
    55.85 cm
    Correct
    Wrong
  • 2
    56.15 cm
    Correct
    Wrong
  • 3
    53 cm
    Correct
    Wrong
  • 4
    54.5 cm
    Correct
    Wrong
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Answer : 1. "55.85 cm "

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