A restaurant has two bread ovens. When both ovens are used, it takes about 3 hours to bake the bread needed for one day. When only the large oven is used it takes about 5 hours to bake the bread for one day. The large oven bakes at a. 1/4 b. 1/3 c. 7.5 d. 5 e. 20 f. 1/5 per hour, The small oven completes the baking alone in a. 1/4 b. 1/3 c. 7.5 d. 5 e. 20 f. 1/5 hours