Mary travels 22m in 8 s and John travels 22m in 6 s. Calculate the ave

1.	Mary travels 22m in 8 s and John travels 22m in 6 s. Calculate the average speed.
A.	3.11 m s-1
B.	3.12 m s-1
C.	3.13 m s-1
D.	3.14 m s-1
Answer» E.

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Mary travels 22m in 8 s and John travels 22m in 6 s. Calculate the average speed.

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