Answer:The alternative hypothesis is that the mean speed of drivers on this highway is less than 65 mph.
Step-by-step explanation:
i hope this helps and I'm sorry if this is wrong.
Answer:
30
Distributive property: a(b +c) = (a*b) + (a*c)
45 = 40 + 5
5* 45 = 5* (40 + 5)
= 5*40 + 5*5
= 200 + 25
= 225
R / 5 = -9
is that what u want if not i'll change it. :D
