The estimate is low because both factors are rounded up.
D is the answer because if you calculate the answer correctly. that will be so.
The width is 7 inches. To find area, you do length times width. 8 times 7 equals 56.
Answer:
Distance to appointment point = 5 miles
Step-by-step explanation:
Let s be the distance to the appointment point,
We have Maria drove to a business appointment at 50mph in the morning.
Time taken in the morning

Her average speed on the return trip in the afternoon was 40 mph.
Time taken in the afternoon

Given that the return trip took 1/4hr longer because of traffic.
That is

Substituting

Distance to appointment point = 5 miles