2.
A car moves a distance of 200 m. It covers the first
half of the distance at speed 40 km/h and the
second half of distance at speed v. The average speed
is 48 km/h. The value of vis
(1991)
(a) 56 km/h
(b) 60 km/h
(c) 50 km/h
(d) 48 km/h
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Answer:
write answer is 60km
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Answer:here it is
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