Answer:

Step-by-step explanation:

Answer: The probability that the mean salary offer for these 80 students is $23,500 or less equals to 0.4054
Step-by-step explanation: Please find the attached file for the solution
A variable is a letter that replaces an unknown number.
What are the plans?
( Sorry if not answering real question.)
Step-by-step explanation:
Option D is the correct answer because we will cross multiply
4/6 = 9/x
4x = 54
X = 27/2