Answer: 100
Step-by-step explanation:
Given : The total number of seats planned in new restaurant =134
The percentage of customers demand a smoke-free area = 62%
It can also be written as 
The mean of this binomial distribution will be :-

Standard deviation:-

Now, the number of seats should be in the non-smoking area in order to be very sure of having enough seating there :-

It has to do with the unit circle, I think it is A because it should be 2(0+ (-1)) but I would probably wait for someone to come behind me and explain it better sorry couldn't help more
Answer:
57.5
Step-by-step explanation:
divide 92 by 1.6. I hope this helps
Answer:
Y=21
Step-by-step explanation:
add 13 on both sides you get Y=21