The number of seats in an auditorium is increased by 25%. The pri

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11.

The number of seats in an auditorium is increased by 25%. The price of a ticket is also increased by 12%. Then, the increase in revenue collection will be

  • 40%

  • 35%

  • 45%

  • 48%


A.

40%

Required percentage:
space equals space open parentheses straight x space plus space straight y space plus space xy over 100 close parentheses percent sign
equals space open parentheses 25 space plus space 12 space plus space fraction numerator 25 space cross times space 12 over denominator 100 end fraction close parentheses percent sign
space equals space left parenthesis 37 space plus space 3 right parenthesis space equals space 40 percent sign

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12.

A starts business with ₹ 7000 and after 5 months, B joined as a partner. After a year the profit is divided in the ratios 2 : 3. The capital of B is

  • ₹ 10000

  • ₹ 6500

  • ₹ 18000

  • ₹ 9000

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