Answered

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The average speed of a ship for the first hour of a journey is 32 km/hr. Its average speed for the next 2 hours is 41 km/hr.

Find its average speed for the whole journey.

*Note you do have this formula in your notes from today's lesson*

The average speed for the whole journey was ? km/hr.

Sagot :

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Answer:

37.666 km/hr.

Step-by-step explanation:

we know the speeds in each hour were:

32 41 41

let's do

41+41+32

=113

113/3

=37.666
37.7 kilometers per hour
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