The correct answer is Choice B. The mean is about 31.
To find the mean we have to add up all the different wait times and then divide by the total.
Add them up:
62(20) + 87(35) + 21(50) = 5335
Divide it by the total:
5335 / (62 + 87 + 21) = 31.38
4/5 = .8 ---- 3/.8 = 3.75
Answer:

Step-by-step explanation:
1 cookie = 1/16 of a pound of cookie
If we want to find how many cookies can be made by 3/2 pounds ( 1.5 pounds) then we need to divide 3/2 pounds by 1/16
=> 
=> 
=> 3*8
=> 24 cookies
Answer:
C
Step-by-step explanation:
The numbre is -49
Sow u can get it correct