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Quantitative Ability

Practice quantitative aptitude questions covering arithmetic, percentages, profit and loss, ratios, speed-distance-time, probability, and combinations for competitive exams.

20 Questions Published
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Questions

Question 1 Multiple Choice (Single Answer)

In a class of 50 students, 30 students have 40 pencils each and 20 students have 60 pencils each. Find the average number of pencils that a student has.

  1. 50
  2. 48
  3. 40
  4. 80
  5. None of these
Question 2 Multiple Choice (Single Answer)

After a discount of 35%, an article is sold at Rs. 15,600. What is its marked price?

  1. Rs. 5460
  2. Rs. 44571.43
  3. Rs. 24000
  4. Rs. 15,600
  5. None of these
Question 3 Multiple Choice (Single Answer)

The numerator of a fraction is decreased by 25% and the denominator is increased by 150%. If the new fraction is 9/20, then find the original fraction.

  1. 3/2
  2. 9/10
  3. 1/6
  4. 3/40
  5. None of these
Question 4 Multiple Choice (Single Answer)

If a shopkeeper gives successive discounts of 20%, 10% and 10% on a luxury good, then what is the net percentage of discount offered by him?

  1. 35.2%
  2. 40%
  3. 13.33%
  4. 3.52%
  5. None of these
Question 5 Multiple Choice (Single Answer)

If the length of a rectangle is decreased by 30% and the breadth is increased by 50%, then find the change in area of the rectangle.

  1. 20% increase
  2. 80% increase
  3. 5% decrease
  4. 5% increase
  5. None of these
Question 6 Multiple Choice (Single Answer)

A man can row at 5 kmph in still water. If the velocity of the current is 1 kmph and it takes him 2 hours to row to a place and come back, how far is the place?

  1. 4.8 km
  2. 12 km
  3. 48 km
  4. 10 km
  5. None of these
Question 7 Multiple Choice (Single Answer)

A boat running downstream covers a distance of 20 km in 2 hours, while it takes the boat 4 hours to cover the same distance while going upstream. What is the speed of the boat in still water?

  1. 5 kmph
  2. 15 kmph
  3. 2.5 kmph
  4. 7.5 kmph
  5. None of these
Question 8 Multiple Choice (Single Answer)

Mr. Zen spends 40% of his money on food, 30% on transport and 15% on luxury items. If he stil has 3000 rupees left, what was the total amount with him initially?

  1. Rs. 3529.41
  2. Rs. 20000
  3. Rs. 17000
  4. Rs. 10000
  5. None of these
Question 9 Multiple Choice (Single Answer)

In how many different ways can the letters of the word 'RUMOUR' be arranged?

  1. 360
  2. 720
  3. 180
  4. 2880
  5. None of these
Question 10 Multiple Choice (Single Answer)

The speed of a boat in still water is 30 kmph and the rate of current is 6 kmph. The distance travelled downstream in 12 minutes is

  1. 7.2 km
  2. 432 km
  3. 4.8 km
  4. 6 km
  5. None of these
Question 11 Multiple Choice (Single Answer)

A man's speed with the current is 17 km/hr and the speed of the current is 3 km/hr. The man's speed against the current is

  1. 20 km/hr
  2. 14 km/hr
  3. 11 km/hr
  4. 10 km/hr
  5. None of these
Question 12 Multiple Choice (Single Answer)

In how many ways can a committee consisting of 5 men and 5 women be formed with 8 men and 9 women?

  1. 77792
  2. 7056
  3. 14400
  4. 182
  5. None of these
Question 13 Multiple Choice (Single Answer)

A person incurs a loss of 5% by selling a watch for Rs. 1140. At what price should the watch be sold to earn a profit of 5%?

  1. Rs. 1260
  2. Rs. 1200
  3. Rs. 1083
  4. Rs. 1197
  5. None of these
Question 14 Multiple Choice (Single Answer)

A bag contains 4 white, 5 red and 6 blue balls. Three balls are drawn at random from the bag. The probability that all of them are red is

  1. 2/91
  2. 89/91
  3. 4/91
  4. 1/3
  5. None of these
Question 15 Multiple Choice (Single Answer)

A shopkeeper takes 20% profit on his goods. He lost 20% goods during theft. His loss or gain percent is

  1. 0%
  2. 4% gain
  3. 40% gain
  4. 4% loss
  5. None of these
Question 16 Multiple Choice (Single Answer)

A sum of money at simple interest amounts to Rs. 870 in 3 years and Rs. 960 in 4 years. What was the initial sum of money?

  1. Rs. 1830
  2. Rs. 915
  3. Rs. 600
  4. Rs. 360
  5. None of these
Question 17 Multiple Choice (Single Answer)

In a college, the ratio of the numbers of boys to girls is 8 : 5. If there are 320 girls, the total number of the students in the college is

  1. 832
  2. 512
  3. 520
  4. 192
  5. None of these
Question 18 Multiple Choice (Single Answer)

The cost price of 24 articles is equal to the selling price of 21 articles. Find the gain or loss percentage.

  1. 12.5% gain
  2. 3% gain
  3. 14.3% loss
  4. 14.3% gain
  5. None of these
Question 19 Multiple Choice (Single Answer)

1200 boys and 800 girls are examined in a test. 40% of the boys and 30% of the girls pass. The percentage of the students who failed is

  1. 36%
  2. 64%
  3. 35%
  4. 66%
  5. None of these
Question 20 Multiple Choice (Single Answer)

The ratio of the cost price and the selling price is 4 : 5. The profit or loss percentage is

  1. 25% profit
  2. 20% profit
  3. 25% loss
  4. 20% loss
  5. None of these
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