Answer:
Zamir 75%
Caleb 72%
Rosa 76%
Work
<u>Zamir</u>
.75=75%
75*40=3000
3000/ 100= 30
<u>Zamir got 30 out of 40</u> questions right
<u>Caleb</u>
30-12=18
<u>Caleb got 18 out of 25</u> questions right now find percent
18*100=1800
1800/ 25= 72
Caleb got 72%
<u>Rosa</u>
18+1=19
<u>Rosa got 19 out of 25 </u>questions correct now find percent
19*100=1900
1900/ 25=76
Rosa got 76%
Answer:
f(x)= 40x
Step-by-step explanation:
Hope this helps, have a nice day/night! :D
Step-by-step explanation:

Factoring this quadratic gives us the following:

Remember that straight lines are 180°. For #1 angle 1 would be 40°, since 140°+40°=180°
31.5 divided by 10 is 3.15