Answer:
He can clean 10 pools in 25 hours.
Step-by-step explanation:
I will find the radius first
2pi(r) = 7pi
Divide 7pi by 2pi
Hence radius is 3.5m
Now the area pi(r^2)
Pi(3.5^2)
The area of the circle is 38.48 or 49/4 pi
AREA = 49/4pi or 38.5m^2 to one d.p
Answer:41% i think i am pretty sure
Step-by-step explanation:
don't have one

The 1st option because needed to flip the inequalities sign when multiplied by a negative.
Hope this helps. - M