Sam has $100 in the bank and saves $40 per month. joelle saves $30 per month and currently has $210 in the bank. after how many will they have the same amount of money saved?

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