Answer:
D
Step-by-step explanation:
x squared add up to 9x^2 and 5-5=0 so it has to be D
Answer:
30
Step-by-step explanation:
Answer:
$36.01
Step-by-step explanation:
141.82 - 8.25 = 133.57
133.57-97.56=36.01
Answer:
Bob has 66 dvds
Step-by-step explanation:
Let's assume
Bob has 'x' number of dvds
we are given
Jordan has 5/6 dvds as bob
so, Jordon will have

now, we are given jordan has 55 dvds
so, we can set it to 55
and then we can solve for x

Multiply both sides by 6


divide both sides by 5


So,
Bob has 66 dvds
A sample size of 80 will be most reliable, because there is a less likely chance for error.