Need help with Geometry! This is the last question that I am stuck on. It's the only one that I got wrong.

Weak battery is considered to be a part of routine a. inspection b. wear and tear c. maintenance d. check

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

Ellen makes and sells bookmarks. she graphs the number of bookmarks sold compared to the total money earned. why is the rate of change for the function graphed to the left?