Question

14. A certain passenger train travels at the rate of 42 km per hour,
and a goods train, half as long again as the passenger train, travels at 33 km
per hour. When the two are travelling in the same direction it takes 50
seconds for the passenger train to clear the goods train. How long does
it take the two trains to pass when they are travelling in opposite direct-
ions?​

Answer 1

Answer:

14. A certain passenger train travels at the rate of 42 km per hour,

and a goods train, half as long again as the passenger train, travels at 33 km

per hour. When the two are travelling in the same direction it takes 50

seconds for the passenger train to clear the goods train. How long does

it take the two trains to pass when they are travelling in opposite direct-

ions?