30% passengers from a train got down at station A;70% of the remaining got down at station B. If there are still 1050 passengers in the train. How many passengers were there before station A. provided no one boarded the train at station A and B.
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Answer:
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Step-by-step explanation:
Let the mo. of passengers on the bus be x
Given
30% of then got down ar station A
i.e
100
30x
people got down at station A and Remaining people on the bus
100
70x
also given that
70% of remaining people got down at station B
i.e,
100
70
(
100
70
x)=
100
49
x
i.e,
100
49
x
people got down ae station B
Remaining people on the bus x−
100
30x
−
100
49x
=
100
21x
Given
Remaining people were =1050
100
21x
=1050
x=5000
∴ there are 5000 people on the bus.
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