Question

an object moves 20m in the first 5sec 25m in the next 5sec and 15m in last 5sec what is its average speed?​

Answer 1

Answer:

average speed=20+25+15/15=4m/s

Answer 2

Explanation:

average speed= d/t

=>

$\frac{20 + 25 + 15}{5 + 5 + 5}$

=>

$\frac{60}{15}$

=>

$4$ m/s

hope it helps please mark me as brainlist