You mix 0.5 cup of lemon juice for every 3 cups of water to make 14 cups of lemonade. How much lemon juice do you use for 56 cups of lemonade?

And explain how you got it so i can understand future problems : 3

Dylan and dusty plan to take weekly surfing lessons together. if the 2-hour lessons are $20 per person and they plan to spend $100 each on new surfboards, what is the maximum number of lessons the two can take if the total amount spent for lessons and surfboards is at most $480?

Alicia puts $400 in a bank account. each year the account earns 5% simple interest. how much money will be in her bank account in six months?