You your bike x miles per hour up a mountain for 45 minutes. On the way down the mountain, you ride your bike 2 miles per hour faster. It takes 20 minutes to ride your bike down the mountain How far did you ride your bike in total?

Chuck is making a salad to go with his soup. the recipe calls for 2.1 cups of lettuce per person and 0.56 ounces of salad dressing per cup of lettuce. if 11 dinner guests want salad, how many ounces of dressing will be necessary? round the answer to the nearest whole ounce. 1 ounce 2 ounces 6 ounces 13 ounces