The answer is as follows: There are 2 pints in a quart. There are 2 quarts in a half gallon. There are 2 half gallons in a gallon. Therefore, we can conclude that there are 10 quarts of orange juice.
The first solution is not viable because 10 visits will give a total cost of $70 per month, which is $2 over his monthly budget of $68.
The second solution is viable. He could visit the gym a maximum of 9 times per month for a total of $63 a month and that will be under his $68 monthly budget.
