KVPY SA Exam 2014 Question Paper

Question : 11 of 80

Marks: +1, -0

In a cinema hall, the charge per person is Rs. 200 . On the first day, only 60% of the seats were filled. The owner decided to reduce the price by 20% and there was an increase o f 50% in the number of spectators on the next day. The percentage increase in the revenue on the second day was

Validate

Solution:

Let total seats = 100
Revenue collected first days = 200 × 60 = 12000 Rs
Revenue collected second day = 90 × 160 = 14400
∴ % increase =

2400/12000×100=20%

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