A recipe calls for 9 cups of flour to make 2 loaves of bread. A breaker would like to know how many cups of four are needed for 7 loaves of bread. Which proportion can be used to solve this problem?

Which of the following transformations will make coincide with ? a. counter-clockwise rotation 90º about a, followed by a translation 5 units to the right b. translation 5 units to the right, followed by a reflection across the y-axis c. translation 5 units to the right, followed by a reflection across the x-axis d. translation 1 unit up and 5 units to the right, followed by a reflection across the x-axis