Question

Question 1*
The school cafeteria has one gallon of a drink mixture that contains 78% lemonade and one gallon of
another drink mixture that contains 58% lemonade. The cafeteria staff wants to make one gallon of a
drink that is 68% lemonade. How many gallons of the 78% lemonade mixture should be combined with
the 58% lemonade mixture to make one gallon of a mixture that is 68% lemonade?

A. 0.19

B. 0.50

C. 0.67

D. 0.13

Your answer​

Answer 1

Answer:

How many gallons of pure alcohol should be added to 20 gallons of a 15% alcohol solution to obtain a mixture that is 25% alcohol?n

Imagine you have 6 gallons of fruit punch. It is 25% soda and 75% juice. If you wanted to contain only 60% juice, how much soda would you have to add?

2. A restaurant has come pancake batter that is too thin. It weighs 12 kilograms and contains 85% flour. How many kilograms of flour should be added so that the mixture is 90% flour?

3. A scientist needs 120 oz of a solution that is 52% acid. She must use existing solutions of 60% acid and 36% acid. How much of each should be mixed together to obtain her 20 oz of 53% acid?