Suresh started a business, investing Rs.18000. After 3 months and 4 months respectively, Rohan and Sudhir joined him with capitals of 12000 and 9000. At the end of the year the total profit was Rs.3982. What is the difference between Rohan’s and Sudhir’s share in the profit

Harkamal purchased 8kg of grapes at the rate of 70 per kg and 9 kg of mangoes at the rate of 55 per kg. How much amount did he pay to the shopkeeper

By selling a watch for Rs.640/-, a man loses 20% what is that watch cost price 

A chair is bought for Rs.600/- and sold at a loss of 10% find its selling price

A chair is bought for Rs.900/- and sold at Rs.810/- find the loss percentage 

A table is bought for Rs.400/- and sold at Rs.500/- find gain or loss percentage