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Matthew opened a savings account and deposited 200.00. The account earns 15% interest, compounded annually. If he wants to use the money to buy a new bicycle in 3 years, how much will he be able to spend on the bike?Carl placed 3600 in a savings account which compounds interest annually at a rate of 1.5%. How much will he have in the account after 6 years?Shawn puts 4,000.00 into an account to use for school expenses. The account earns 14% interest, compounded quarterly. How much will be in the account after 8 years?In the January Sale a shop advertises that all goods are to be discounted by 35% off the marked price.Tabitha pays the discounted price of 57.85 for a pair of shoes.What was the marked price before the discount?Three times the sum of a number and four is fifteen