Percentage Questions and Answers Pg15

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Perncentage Questions pg
  1. If in a 10,000 seat stadium the tickets for all but 100 seats were sold at half price and the remaining tickets were sold at the full price of ₹20. The total revenue from the ticket sales, in ₹ was

  1. 178200
  2. 198000
  3. 158400
  4. 180000

Answer is a

 

2. A man spends 7of his money and after spending 75% of the remaining he had Rs.370 left. How much money did he have?

  1. Rs. 1600
  2. Rs. 1400
  3. Rs. 1200
  4. Rs. 1500

Answer is a

 

3. The red blood cells in a blood sample grow by 10% per hour in first two hours, decreases by 10% in next one hour, remains constant in the nest one hour and again increases by 5% per hour in next two hours> if the original count of the red blood cells in the sample is 40,000, find the approximate red blood cell count at the end of six hours.

  1. 45025
  2. 50025
  3. 40000
  4. 48025

Answer is d

 

4. A set A consists of integers 27, 28, 30, 32, and 33. If the integer k is included in the average of set A will increase by 30%. What is the value of integer K?

  1. 79
  2. 92
  3. 68
  4. 84

Answer is 3

 

5. Ravi is 12 years younger than Surya. If Ravi’s age is 40% of the sum of his and Surya’s age. What will be Surya’s age 9 years hence?

  1. 24
  2. 45
  3. 36
  4. 33

Answer is b

 

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