What is the answer to this?

Timmy uses 1 1 2 cups of sugar for every 2 gallons of lemonade he makes. how many cups of sugar would timmy use if he makes 13 gallons of lemonade?

15. if the 8% tax on an item amounts to $0.96, what is the final price (tax included) of the item?

If the class creates a histogram of the data in table, how many students are in the range 12cm to 13.9 cm