To make y the subject, we must move everything to one side and y on the other.

Good day and I hoped that helped!
The margin of error decreases with an increased sample size and increases with an increase in confidence level.
Answer:
60
Step-by-step explanation:
Area of trapezoid:

The top base of the trapezoid is given as 7 cm. The bottom base of the trapezoid can be found with 7+5+5 = 17 cm. The height is given as 5 cm. Then, plug these values into the formula.

= 
= 
= 60
Answer:
$150
61 mph is 11 mph over 50 mph; see where the 11 mph mark is on the graph, and go up on the line to see what the fine is ($150).
Hope this helps :)
Answer:
774.4
Step-by-step explanation: