Algebra 2, this is for my quiz please help me

Question 3:
Solve: |x+4| =2

Which expressions equal 9 when x=4 and y=1/3 a. x2+6y b. 2x + 3y c. y2-21x d. 5 (x/2) -3y e. 3x-9y

The ratio of the height of two similar cylinders is 4 to 3 what is the ratio of their volumes

In a fruit survey, 300 children choose their favorite fruit out of apples, bananas, and watermelon. 150 chose apples and 90 chose bananas. what percent chose watermelon?