Math, asked by harsh472864, 8 months ago

SOLVE
3 NO.

FAST

.

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Answers

Answered by SiddheshA208

1

Answer:

To cross the platform train has to cover (115+305)m=420mdistance,

Now,

D=420m

S=140m/min=2.33m/s

T=D/S

=140/2.33

=60s(round off)

=1min

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