Answer:
See graph
Step-by-step explanation:
We want to graph
on the interval 
We need to plot some few points












This will give us one cycle.
We then use the pattern to complete the graph on the interval

0.15 x 40 = 6 and 40+6 = 46
So you can drive below 46 miles per hour without getting a ticket
Hope this helps!
Answer:
243 ways
Step-by-step explanation:
Calculating the number of posible outcomes:
We have n trials.
Each trial has m possible outcomes.
The total number of outcomes is:

In this question:
5 questions, that is, 5 trials, so 
Each question has 3 options(True, false or unanswered). So 
How many ways?

Answer:
A. (x*2.5)*x
B. (32*2.5)*32=2560
Step-by-step explanation:
Least to greatest:
0.138, 1.1, 1.412, 1.414213.