Solution:

1. For Best Actor
= 59 years

Z, Score for best actor named, 

Z-Score for best actor = 1.24
2. Z , Score for best supporting actor , called 
=49 years

Z-Score for best supporting actor = 0.70
Z-Score is usually , the number of standard deviations from the mean a point in the data set is.
3. As, 
So, we can say that,Option (B) The Best Actor was more than 1 standard deviation above is not unusual.
4.As, 
So, we can say that,Option(A) The Best Supporting Actor was less than 1 standard deviation below, is not unusual.
The answer it’s 4, hope it helps
X=time of the third person it would take to fill the pool
We can suggest this equation:
6[(1/20) + (1/15) +(1/x)]=1
6[(3x+4x+60)/60x]=1
(7x+60)/10x=1
7x+60=10x
7x-10x=-60
-3x=-60
x=-60/-3
x=20
Answer: the third person alone would fill the pool in 20 hours .
Answer:
Step-by-step explanation: answer is B