please i need help for these questions

business Math

Question 7 of 7 Harold, the owner of Sweet Tunes Music, purchased acoustic guitars for $110 each and has marked them up by 20.00% of the cost. The overhead expenses were 9.00% of the cost. a. What is the regular selling price of each guitar? 50.00 Round to the nearest cent b. What is the profit made on each guitar sold? S0.00 Round to the nearest cent Question 7 of 7 $0.00 Round to the nearest cent c. If he decides to offer a markdown of 5.00%, what would be the reduced selling price? S0.00 Round to the nearest cent d. After reducing the selling price, what profit or loss he would make on the sale of each guitar? 50.00 Round to the nearest cent Question 5 of 7 Rolf's Golf store sells golf balls for $30 per dozen. The store's overhead expenses are 30% of cost and the owners require a profit of 21% of cost. a. How much does Rolf's Golf store buy the golf balls for? $ 50.00 per dozen Round to the nearest cent b. What is the price needed to cover all the costs and expenses? $ $0.00 Round to the nearest cent c. What is the highest rate of markdown at which the store will still break even? 0.00% Round to two decimal places d. What markdown rate would price the golf balls at cost? 0.00 % Round to two decimal places Brett purchased dress shirts to sell in her clothing store that has overhead expenses equal to 11.00% of costs. To make a profit of 12.00% of the cost, she sells them at a regular price of $60.00 each. a. What rate of markdown is required to sell the shirts at break-even? 0.00% Round to two decimal places b. What rate of markdown is required to sell the shirts at cost? 0.00% Round to two decimal places >