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Quantitative Aptitude

ALLIGATION MCQs

Total Questions : 48 | Page 3 of 5 pages
Question 21.

  1. There are some pigeons and hares in a zoo. If heads are counted, these are 200. If legs are counted, they are 580. The number of hares in the zoo is

  1.    80 
  2.    90
  3.    100
  4.     none of these
 Discuss Question
Answer: Option B. -> 90
Question 22.

  1. A merchant had 100 kg of sugar, part of which he sold at 8% profit and the rest at 18% profit. He gained 14% in the whole transaction. The quantity sold at 8% profit was

  1.    20 kg
  2.    30 kg
  3.    40 kg
  4.    50 kg
 Discuss Question
Answer: Option C. -> 40 kg
Question 23.

  1. 540 litres of a mixture contains milk and water in the ratio 7 : 2. How much more water is to be added to get a new mixture containing milk and water in the ratio 7 : 3 ?

  1.    40 litres
  2.    50 litres
  3.    60 litres
  4.    70 litres
 Discuss Question
Answer: Option C. -> 60 litres
Question 24.

  1. A sum of Rs 10 is made up of 24 coins which are either 50 p or 25 p coins. Find the number of 50 p coins.

  1.    12
  2.    16
  3.    20
  4.    24
 Discuss Question
Answer: Option B. -> 16
Question 25.

  1. Metal A is 18 times as heavy as water and Metal B is 8 times heavier than water. In what ratio should these metals be mixed so that the mixture may be 12 times as heavy as water?

  1.    1 : 2
  2.    2 ; 1
  3.    2 : 3
  4.    3 ; 2
 Discuss Question
Answer: Option C. -> 2 : 3
Question 26.

  1. A man has 80 pens. He sells some of these at 12% gain and the rest at 8% loss. If he gets a gain of 11% in the whole transaction, find the number of pens sold at gain of 12%.

  1.    72
  2.    74
  3.    76
  4.    78
 Discuss Question
Answer: Option C. -> 76
Question 27.

  1. Mr. Mukherjee has 50 kg of tea, a part of which he sells at a loss of 5% and the rest at cost price. In the whole transaction, he gets a loss of 3%. Find the quantity which he sells at a loss of 5%.

  1.    20 kg
  2.    25 kg
  3.    30 kg
  4.    35 kg
 Discuss Question
Answer: Option C. -> 30 kg
Question 28.

  1. A sum of Rs 36 is divided among 40 boys and girls. Each girl gets 50 p while a boy gets an amount double to that of a girl. Find the number of girls in the school.

  1.    8
  2.    10
  3.    12
  4.    14
 Discuss Question
Answer: Option A. -> 8
Question 29.

  1. A vessel contains a mixture of two liquids A and B in the proportion of 3 : 5. When 8 litres of mixture are drawn off and the vessel is filled with liquid B, the proportion of A and B becomes 1 : 3. How many litres of liquid was contained in the vessel initially?

  1.    24
  2.    28
  3.    32
  4.    36
 Discuss Question
Answer: Option A. -> 24
Question 30.

  1. 3 gallons are drawn from a container full of wine. It is then filled with water. This process is repeated four times. The quantity of wine to water left in the container in now 6561/3439. Find the capacity of the container.

  1.    25 gallons
  2.    30 gallons
  3.    35 gallons
  4.    40 gallons
 Discuss Question
Answer: Option B. -> 30 gallons

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