jamaal has decided that the best coffee is 48% Caffeinated. He cannot find a bag of coffee with caffeine level. However, he purchases a bag that is 40% caffeinated and a bag that is 52% caffeinated. He plans to mixing these two types of coffee together to get to the optimal 48% caffeine level. If he wants 16 ounces of this mixture, how many of each type should he use? (round to the nearest tenth)