Answer :
Distance travelled = 360m
Time taken = 4s
We have to find speed
![.](https://img.qammunity.org/2021/formulas/mathematics/middle-school/wzsc20ogz0h81jo8inyhxy0l52w6epposu.png)
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◈ Speed is defined as the ratio of distance travelled to the timr taken.
SI unit : m/s
➝ Speed = Distance / Time
➝ Speed = 360/4
➝ Speed = 90m/s