I think it’s c hope this helps you :)
Answer:

Step-by-step explanation:
add all qestions together 10+3+9=22
and put the number of free responces on top of the total number of qestions

and you cant simplify it so its in its simplist form
Answer:
15/17
Step-by-step explanation:
SOH-CAH-TOA
Sine is the ratio of the length of the side opposite to the angle to the hypotenuse of the right triangle.
14.25+2.30=16.55 so, dr spent $16.55 on school supplies