Answer:
n = 1.125
Step-by-step explanation:

(Use Cross Product)
40n = 15 × 3
40n = 45
n = 1.125
Answer:
c.
Step-by-step explanation:
you can see that the graph only extends from 2 to 5, and because of the closed circles you know its ≤ not < for the signs
1.253
Is the answer to ur question
I got 6.49204 but you will need to round so D 6.5
I added all of the numbers up