Answer:
Number 4 is correct.
Step-by-step explanation:
For number 19:
"at least 150" means either 150 ≤ ? or ? ≥ 150
plus 3 so +3x
The answer would be 150 ≤ 100 + 3x
Number 20:
A is at -2.5. The inverse is the opposite so 2.5
Answer: Find the probability that the number x of correct answers is fewer than 4 = 0.6087
Step-by-step explanation: Please find the attached files for the solution
0.3 inches per hour, if I did the math correctly.
Umm can you be more specific on your question so I can help you need to explain what you need help on