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Jacob lives on a street that runs east and west. The grocery store is to the east and
the post office is to the west of his house. Both are on the same street as his house.
Answer the questions below about the following story:
At 1:00 p.m., Jacob hops in his car and drives at a constant speed of 25 mph for 6
minutes to the post office. After 10 minutes at the post office, he realizes he is late
and drives at a constant speed of 30 mph to the grocery store, arriving at 1:28 p.m.
He then spends 20 minutes buying groceries

C. If he drives directly back to his house after the grocery story, what was the
total distance he traveled to complete his errands? Show how you found
your answer.


Sagot :