At Ralph’s fruit stand ½ pound of grapes cost 90 cents. You want to buy 5 pounds of grapes. How much will they cost? 1. What are the two possible rates for this problem? 2. Show each rate as a unit rate. 3. What does each unit rate tell you? 4. Which unit rate will help you solve the problem? 5. If it costs 180 cents to buy 1 pound of grapes, how much will 2 pounds cost? 4 pounds? Complete the table below. Then, describe the pattern you see in the chart. POUNDS OF GRAPES COST IN CENTS 1 180 2 3 6. Since you know the unit price, write a number sentence for the cost of five pounds of grapes. Write an equation for the cost of any pounds of grapes.