a. A retailer buys flowers at ₱1,400 per bouquet. She sells them for ₱2,000 per bouquet. How much is the peso markup and what is the percent markup if it is based on cost? Find the gross margin.b. In...

a. A retailer buys flowers at ₱1,400 per bouquet. She sells them for ₱2,000 per bouquet. How much is the peso markup and what is the percent markup if it is based on cost? Find the gross margin. b. In another instance, a seller buys roses for ₱50 each. He sells it for ₱80 each. How much is the peso markup and what is the percent markup if it is based on sales? What is the gross margin.