Find the squre root of 2704

Abacteria population is tripling every hour. by what factor does the population change in 1/2 hour? select all that apply

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

Can anyone explain to me how to do this? anything will .