Question

(b) cm/s
3. A girl covers a distance of 90 metres in 1 min. Her speed is
(a) 1.5 ms
(b) 90 m/s
(c) 15 m/s
(d) 9 m/s​

Answer 1

3. A girl covers a distance of 90 metres in 1 min. Her speed is

(a) 1.5 ms

(b) 90 m/s

(c) 15 m/s

(d) 9 m/s

answer is (a) 1.5 ms

please mark my answer as a brainliest

Answer 2

Speed =Distance/time
Speed=90/1= 90m
Correct ans is b