Answer: Jack
Step-by-step explanation:
100÷2=50
50÷23=2.1739130435
50÷18=2.7777.....8
Answer: with the power of 9 − 1 with the power of 6
Sorry if im wrong and have a wonderful day!!!!!
Step-by-step explanation:
Please gimme brainliest
I hope it's correct
Answer:
3 customers
Step-by-step explanation:
Rate of arrival (λ) = 15 per hour
Service rate (μ) = 20 per hour
The number of customers in a system given the arrival rate and the mean service rate is given by:

Applying the given data:

The average number of customers in the system is 3 customers.
Peggy has 12 practice sessions
The first step is finding the unit rate. We can do this by evaluating
21/1.75 divided by 1.75/1.75.
When you divide the two, you get 12.
To check your work you do 12(1.75) and you will get 21