An express train takes 1 hr less than a passenger train to travel 132km between mysore and bangalore. If the speed of express train is 11km/hr more than that of the passenger train find average speed of the two trains
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let the speed of the express train be xkm/ h and the speed of the passenger train be y km/h.
then, A/Q .
y=x+11. -1.)
therefore, -132/x+132/y=1.
and ,we can write
-132/x+132/x+11=1.
now solve the eqn .
then, A/Q .
y=x+11. -1.)
therefore, -132/x+132/y=1.
and ,we can write
-132/x+132/x+11=1.
now solve the eqn .
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