Quantitative Aptitude Practice Question and Answer

Q: A user type a content on 20 sheets, each sheet consist of 55 lines, and each line can have 66 characters. The content is again retyped on another set of sheets, these new sheets have 65 lines and each line can take 70 characters. Calculate the reduction in sheets ? 2860 0

  • 1
    2 or 60%
    Correct
    Wrong
  • 2
    4 or 20%
    Correct
    Wrong
  • 3
    6 or 10%
    Correct
    Wrong
  • 4
    8 or 5%
    Correct
    Wrong
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Answer : 2. "4 or 20%"
Explanation :

Answer: B) 4 or 20% Explanation: 20 x 55 x 66 = L x 65 x 70Here L = 72,600/4550 = 15.95 =~ 16Reduction is 20-16 = 4 which is 20% reduction.

Q: A mixture of 70 litres of Fruit Juice and water contains 10% water. How many litres of water should be added to the mixture so that the mixture contains 12.5% water   ? 2855 0

  • 1
    2 lit
    Correct
    Wrong
  • 2
    4 lit
    Correct
    Wrong
  • 3
    1 lit
    Correct
    Wrong
  • 4
    3 lit
    Correct
    Wrong
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Answer : 1. "2 lit"
Explanation :

Answer: A) 2 lit Explanation: Quantity of fruit juice in the mixture = 70 - [70 x (10/100) ]= 63 litres.   After adding water, juice would form 87.5% of the mixture.   Hence, if quantity of mixture after adding x liters of water, [(87.5) /100 ]*x = 63 => x = 72    Hence 72 - 70 = 2 litres of water must be added.

Q: On selling 36 oranges one incurs a loss equal to selling Price of 4 oranges. What will be the loss%? 2847 0

  • 1
    10%
    Correct
    Wrong
  • 2
    34%
    Correct
    Wrong
  • 3
    13%
    Correct
    Wrong
  • 4
    14%
    Correct
    Wrong
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Answer : 1. "10%"

Q: A container contains 50 litres of milk. From that 8 litres of milk was taken out and replaced by water. This process was repeated further two times. How much milk is now contained by the container ? 2843 0

  • 1
    24.52 litres
    Correct
    Wrong
  • 2
    29.63 litres
    Correct
    Wrong
  • 3
    28.21 litres
    Correct
    Wrong
  • 4
    25.14 litres
    Correct
    Wrong
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Answer : 2. "29.63 litres"
Explanation :

Answer: B) 29.63 litres Explanation: Given that container has 50 litres of milk.  After replacing 8 litres of milk with water for three times, milk contained in the container is:  ⇒501-8503 ⇒50×4250×4250×4250  = 29.63 litres.

Q: Arun and Varun started business in partnership investing Rs. 20,000 and Rs. 15,000 respectively. After six months, Akhil joined them with Rs. 20,000. What will be Varun's share in the total profit of Rs. 25,000 earned at the end of 2 years from the starting of the business ? 2841 0

  • 1
    Rs. 7500
    Correct
    Wrong
  • 2
    Rs. 4520
    Correct
    Wrong
  • 3
    Rs. 8750
    Correct
    Wrong
  • 4
    Rs. 6350
    Correct
    Wrong
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Answer : 1. "Rs. 7500"
Explanation :

Answer: A) Rs. 7500 Explanation: Arun : Varun : Akhil = (20000 x 24) : (15000 x 24) : (20000 x 18) = 4:3:3 B's share = 25000 x 3/10 = Rs. 7500.

Q: The respective ratio between the speed of a bike, a van  and lorry is 3 : 5 : 2. The speed of the van is 250 percent of the speed of the lorry which covers 360 km in 12 hours. What is the average speed of the bike and the van together? 2839 0

  • 1
    60 kmph
    Correct
    Wrong
  • 2
    62 kmph
    Correct
    Wrong
  • 3
    64 kmph
    Correct
    Wrong
  • 4
    63 kmph
    Correct
    Wrong
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Answer : 1. "60 kmph"
Explanation :

Answer: A) 60 kmph Explanation: Speed of lorry = 36012 = 30 kmph Speed of van =250100 x 30 = 75 kmph Speed of bike = 35 x 75 = 45 kmph Therefore, now required average speed of bike and van  = 75 + 452= 60 kmph.

Q: Two motor bikes cover the same distance at the speed of 60 and 64 kmps respectively. Find the distance traveled by them if the slower bike takes 1 hour more than the faster bike ? 2836 0

  • 1
    1102 km
    Correct
    Wrong
  • 2
    1060 km
    Correct
    Wrong
  • 3
    960 km
    Correct
    Wrong
  • 4
    1250 km
    Correct
    Wrong
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Answer : 3. "960 km"
Explanation :

Answer: C) 960 km Explanation: 60(x + 1) = 64x X = 15 60 x 16 = 960 km

Q:

What approximate value should come in place of the question mark(?) in the following question?
5223÷36×0.93=?

2831 0

  • 1
    135
    Correct
    Wrong
  • 2
    125
    Correct
    Wrong
  • 3
    145
    Correct
    Wrong
  • 4
    155
    Correct
    Wrong
  • 5
    115
    Correct
    Wrong
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Answer : 1. "135"

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