The posted speed limit on the road heading from your house to school is45 mi/h, which is about 20 m/s. if you live 8 km (8,000 m) from school, how long will it take you to get to school if there is no traffic? convert your answer to minutes.

Speed is the rate of distance over time.

It will take 6.67 minutes to get to school

The given parameters are:

---the speed limit

-- the distance from school

The relationship between speed, distance and time (t) is:

Make t the subject

Substitute values for d and s

Convert to minutes

Hence, it will take 6.67 minutes to get to school

Read more about speed at:

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6.67 min

Explanation:

Distance = speed × time

8000 m = 20 m/s × t

t = 400 s

Convert to minutes:

400 s × (1 min / 60 s) = 6.67 min

trig 15.3 cos