Can someone please help me with geometry?

i just don't get it, no matter how hard i try. when someone's talking about numbers to me, i zone out. can someone please help me with any of these questions? i'm desperate..



4. A hockey player scored 9 goals in 12 games. Find the ratio of goals to games.



5. A replica of The Thinker is 10 inches tall. A statue of The Thinker, located in front of Grawemeyer Hall on the Belnap Campus of the University of Louisville in Kentucky, is 10 feet tall. What is the ratio of the replica to the statue in Louisville?



9. The ratio of the measures of three sides of a triangle is 9 : 8 : 7, and its perimeter is 144 units. Find the measure of each side of the triangle.



10. The ratio of the measures of three angles of a triangle 5 : 7 : 8. Find the measure of each angle of the triangle.



11. The scale on a map indicates that 1.5 centimeters represent 200 miles. If the distance on the map between Norfolk, Virginia, and Atlanta, Georgia, measures 2.4 centimeters, how many miles apart are the cities?



12. A designated hitter made 8 hits in 10 games. Find the ratio of hits to games.



13. There are 76 boys in a sophomore class of 165 students. Find the ratio of boys to girls.



14. In a recent month, 208 South African rands were equivalent to 18 United States dollars. Find the ratio of rands to dollars.



15. In the 2000–2001 school year, Arizona State University had 44,125 students and 1747 full-time faculty members. What was the ratio of the students to each teacher rounded to the nearest tenth?



17. A cable that is 42 feet long is divided into lengths in the ratio of 3 : 4. What are the two lengths into which the cable is divided?



Find the measures of the angles of each triangle.

18. The ratio of the measures of the three angles is 2 : 5 : 3.

19. The ratio of the measures of the three angles is 6 : 9 : 10.



Find the measures of the sides of each triangle.

20. The ratio of the measures of three sides of a triangle is 8 : 7 : 5. Its perimeter is 240 feet.

21. The ratio of the measures of the sides of a triangle is 3 : 4 : 5. Its perimeter is 72 inches.Can someone please help me with geometry?
4. 9:12 or 3:4

5. 10:120 or 1:12

9. 54:48:42

10. 45:63:72

11. 520 miles

12. 4:5

13. 76:89

14.104:9 or 208:18

15. ?

17.18 ft. and 24 ft.

18. 36:90:54

19. 43.2:64.8:72

20. 96:84:60

21. 18:24:30