The probability 0.1641.
The binomial distribution is

For this problem, we have:
Answer:
a
Step-by-step explanation:
at m=1

at m=0

both values are >= 2/3
In one minute she paints 1/80 of the wall
well if the shadow was 119 feet the tower would be 19 feet maybe? I think sorry if this is no help at all. But you could try it sorry again