https://www.youtube.com/watch?v=1TQcQEF_gMg&index=4&list=PLJ-ma5dJyAqpQ-5VAX1rppUC_nYLQkLTW
Q8. Wholesaler has mark-up of 20% and Retailer makes 25% profit on the item to sell it for $60. Find the cost of the item to the wholesaler.
Q10. Anil can paint a house in 30 hours. Ben can paint the same house in 20 hours. They start the work together. If Ben leaves after 8 hours, then in how many hours will Anil complete the balance job?
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Great Job sir……Thanks