You would multiply all of the numbers to get your answer so it would be 4*5*6*8 which would get you 960.
Answer:
6400
Step-by-step explanation:
so every 5 hours it gains 800 bacteria so 4800+800=5600 (hour 10)
and 5600+800=6400 (hour 15)
The answer is area= 113.05 Circumference= 37.68
B is the answer hope this helps