Please help! I will give brainllest! Stars and hearts if correct! Write a unit rate for the situations.
30 milliliters every 4 hours

How many milliliters per hour?

Little’s law firm has just one lawyer. customers arrive randomly at an average rate of 6 per 8 hour workday. service times have a mean of 50 minutes and a standard deviation of 20 minutes. how long does a customer spend at little’s law firm on average?

What is the solution of sqrt x+2-15=-3

Which of the following is true for the relation f(x)=2x^2+1