asked 176k views
3 votes
PLEASE ANSWER WITHIN 5-10 MINUTES

Sara's mom takes the parkway to work. It takes her 30 minutes to travel from mile marker 88 where she enters to her exit at mile marker 121. What is her average speed?

4.0 mph

16.5 mph

33 mph

66 mph

asked
User Dhackner
by
8.4k points

2 Answers

5 votes

I'll explain.

So to find the distance you have to subtract 121 by 88 and when you do you get 33.

The time it takes is 30 min then we convert it since we are looking for the mph ( miles per hour) and we would get 0.5.


And the last step is dividing the distance by the time.

33 / 0.5 = 66

That how you get your answer.


Your Welcome

answered
User Dan Artillaga
by
8.1k points
3 votes
Sara's mom, travels at a rate of 66 mph.
answered
User NonNumeric
by
8.1k points
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