littledudefromacross
31.12.2021 •
Mathematics
An aeroplane flies from A to B at the rate of 500km/hr and comes back from B to A at the rate of 700km/hr. What is the average speed of the aeroplane? By using mean formula.
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Ответ:
600 km/hr
Step-by-step explanation:
We'll use the mean formula, which is the sum of terms over the number of terms.
For this question, the sum of the terms is (500+700), and the number of terms is 2.
So the average speed is
Ответ: