A car complete a certain journey in 8 hour. It cover half the distance at 40 km/hr and the rest at 60 km/hr, The length of a journey is ?

A car complete a certain journey in 8 hour. It cover half the distance

1.	A car complete a certain journey in 8 hour. It cover half the distance at 40 km/hr and the rest at 60 km/hr, The length of a journey is ?
A.	350 km.
B.	420 km.
C.	384 km.
D.	400 km.
Answer» D. 400 km.

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A car complete a certain journey in 8 hour. It cover half the distance at 40 km/hr and the rest at 60 km/hr, The length of a journey is ?

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