Dora baked 12 cupcakes. She used 1/4 pound of flour for each cupcake. She used 1/2 of the flour in the container. How much flour was in the container?

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