A boat covers 20 km downstream and 30 km upstream. It covers total dis – McqOptions

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1.	A boat covers 20 km downstream and 30 km upstream. It covers total distance of 2 hours 20 minutes. Along the way, the boat covers a distance of 10 km downstream and 8 km upstream in 49 minutes. What is the downstream speed of those boat?
A.	18
B.	20
C.	16
D.	24
Answer» E.

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