Find the first three terms of the sequence given by the following: a subscript n equals 18 plus 3 left parenthesis n plus 1 right parenthesis comma space space space n equals 1 comma space 2 comma space 3 comma space...

Damon makes 20 cups of lemonade by mixing lemon juice and water. the ratio of lemon juice to water is shown in the tape diagram. lemon juice\text{lemon juice} lemon juice water\text{water} water how much lemon juice did damon use in the lemonade? cups