Question
Fri May 25, 2012 By: Lipi
 

By increasing the cost of entry ticket to a fair in the ratio 10:13, the number of visitors to the fair decreased in the ratio 6:5. Tn what ratio has the total collection increased or decreased?

Expert Reply
Sat May 26, 2012
Let original Tickets cost Rs 10 and and number of visitors is 600
Original revenue: 10 x 600 = Rs 6000
 
After increase in cost of ticket
Tickets cost Rs 13 and number of visitors is 500
New Revenue: 13 x 500 = Rs 6500
 
Increase of total collection ratio: 6500/6000 becomes 13:12
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