Question

The objects covers first 30 km in 2 hrs and nent 60 km in 3.5 hours . Find average in S.I. Unit.​

Answer 1

Explanation:

$Average Speed = \frac{Total Distance}{Total Time}$

$Average Speed = \frac{30 + 60}{2 + 3.5}$

$Average Speed = \frac{90}{5.5}$

$Average Speed = 16.36 \: km \: {h}^{ - 1}$

$Average Speed = 4.54 \: m {s}^{ - 1}$