A shopkeeper marks his goods at a price such that after giving a discount of 20%, he gains 25%. If the cost price of the article is ₹560, what will be its marked price (in ₹)?
Study the given bar graph and answer the question that follows.
What is the ratio of the boys taken together in colleges A, B and C to the girls taken together in all 5 colleges?
40 persons take 6 days to complete a certain task, working 10 hours a day. How many hours a day will be sufficient for 30 persons to complete the same task in 10 days?