Let bob score =x
according to given condition
(3x-40)/2=100
3x-40=200
3x=240
x=80
so bob score =80
Answer:
Step-by-step explanation:
Diameter=5 inches
Area= π
<u>r is the radius of coaster.</u>
<u>Radius=diameter/2</u>
Substitute the value of D:
r=5/2
Now
Area=π 
Area=π(
)
Area=12.5π sq.inches
<h3><u>If you need to ask any questions, please let me know.</u></h3>
2 bags of sugar hope this helps