Use the percent proportion to solve each problem round to the nearest tenth
37 is what percent of 58?
30 is 75% of what number

Which expression do you get when you eliminate the negative exponents of 4a^2 b^216a^-3 b

This is about circle theorems. someone asap : (

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