The 8" pizza sells for Rs 499 at my favorite pizza store. The store claims they have a great deal on the large 12" pizza, which is specially priced at Rs 954.
What is the per cent discount the store is offering?
AREA OF CIRCLE PI*R*R
area of small Pizzla - 64Pi
area of large Pizzla - 144Pi
Relative Price = 144*499/64 or 1122.75
Discount Offered is 168.75 or 15%
Raju buys a single egg for Rs. 5.
If he were to buy a dozen eggs, he would have to pay a total amount of Rs. 50.
What would be the approximate percent discount Raju would get on buying a dozen eggs?