Selection C is appropriate for a fence that extends x feet away from the house and utilizes the full 30 ft width of the house.
ANSWER
72km/h
EXPLANATION
The average speed of the car can be calculated using the formula:
Average Speed=total distance/ total time taken.
The car covers a distance of 108km in 1½ hours.
We substitute the values into the formula to obtain,


Therefore the average speed of the journey is 72km/h
In i hour it would be
60/3=20
20x24=480
480x24=11520.
11520 is your answer! :)
Hope this helps!!
~Summer
Answer



Hope this helps you.
Let me know if you have any other questions :-):-)