Question

d) A person swims 100 m in the first
40 s, 80 m in the next 40 s and 45 m
in the last 20 s. What is the average
speed?
(Ans: 2.25 m/s)​

Answer 1

Answer:

average speed= total distance / total time

100+80+45/40+40+45

= 9/5

Explanation:

SORRY MATE BEFORE QUESTION I GAVE WRONG ANSWER BUT THIS QUESTION IS THE CORRECT