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Lelechka [254]
3 years ago
5

If you ride your bike at an average speed of 2 km/h and need to travel a total distance of 20 km, how long will it take you to r

each your destination? Show your work.
Physics
2 answers:
Oliga [24]3 years ago
8 0

Answer:

10 hours

Explanation:

The average speed of a body is given by;

v_{avg}=\frac{s}{t}..................(1)

where s is the total distance travelled and t is the total time spent.

Given;

s = 20km

t = ?

v_{avg}=2km/h.

We substitute into equation (1) and then solve for t.

2=\frac{20}{t}\\2t=20\\t=\frac{20}{2}\\t=10hrs.

love history [14]3 years ago
3 0

Answer:

Time taken to reach your destination will be 10hours

Explanation:

Recall the formula for Speed;

speed=Total distance/Total time taken

Speed=2km/h

Total distance=20km

Time taken=x

let x be the unknown time taken

Input each values into the formula;

2=20/x

Making x subject of the equation

x=20/2

x=10

Total time taken =10hours.

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