Q1. A shopkeeper gains 15% after allowing a discount of 20% on the market price of an article. Find his profit %, if the articles are sold at a market price allowing no discount?
Q2. The cost price of 10 articles is equal to the selling price of 9 articles. find the profit percent.
A. 101/9 %
B. 100/9 %
C. 102/9 %
D. 103/9 %
Q3.A rainy day occurs once in every 10 days. Half of the rainy days produce rainbows. What percent of all the days do not produce rainbow ?
Q4. Cost price of 80 notebooks is equal to the selling price of 65 notebooks. The gain or loss % is
Q5.If 5 spiders can catch five flies in five minutes. How many flies can hundred spiders catch in 100 minutes ?