Answer:
0.25
Step-by-step explanation:
1. Add up all of the students.
20+20+25+7+13+5+3+2+5=100
2. Make a ratio of that number and the number of all the students in Music/Drama
MUSIC/DRAMA: 7+13+5=25

3. Simplify
= 0.25
Answer:
187.5 gallons
Step-by-step explanation:
Make a proportion
= 
3000/16 = 187.5, so multiply 1 by 187.5 to find the gallons used in a year
This gets you 187.5 gallons used in a year
Answer:
y=19/3
Step-by-step explanation:
5 x 4= 20
8 x 2 = 16
36 + 2 + 2 = 40
40 square inches
Answer:
choice C) 30 ft
Step-by-step explanation:
tan 41° = height/34
0.8693 = height/34
height = 29.56 or rounded to 30 ft