Make a proportion:

Then cross multiply and divide to solve.
20x=119
x=5.95
The answer is $5.95
Answer:
Step-by-step explanation:
The white area is the area of the circle minus the area of the triangle.
Aw=pr^2-hb/2
Aw=p4^2-6.5(6)/2
Aw=16p-19.5
The probability of selecting the white area is the white area divided by the area of the circle
P(W)=(16p-19.5)/(16p), p=3.14
P(W)=0.61
Step-by-step explanation:
[ Refer to the attachment ]
- Q 1 was not clear but yet !!
I know the first 3 are c. I'm pretty sure the last one is a or d