Answer:
B 110
Step-by-step explanation:
The formula for circumference is C= pi × d
(I couldn't find the symbol for pi)
You would plug in 35 for d to solve. You get a long decimal so you round it to 110.
So the approximate circumference for the tabletop is 110 inches.
90-20 leaves 70 for surfing. since surfing is 5 per hour, 70/5=14 hours she can surf.
8 Is your answer so option A