Question
A man travelled a total distance of 200 km. He travelled
first 150 km on car with a speed of 30 km/h and rest of the distance on bike whose speed is 20 km/h less than that of the car. Find his average speed for the whole journey.Solution
Total time taken to cover the whole journey = 150/30 + 50/10 = 5 + 5 = 10 km Desired average speed = 200/10 = 20 km/h
Statements-:
Some A are B
No B are C
All C are D
Conclusions :-
I. Some A are not B.
II. No A are C.
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Some Charu are not Yash
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I. Some Yash are As...
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All tables are window.
Conclusions:Â Â Â Â Â Â I. All table are chair.
      ...
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Some kitchen is balcony.
No balcony is room.
Some room is floor.
All floor is roof.
Conclusions:
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Statements:
Some A are B.
Only a few B are C.
All C are D.
Only a few D are E.
Conclusions:
I). Â No A is...
In the questions given below there are four statements followed by three conclusions I, II and III. You have to take the four given statements to be tr...
Statements: Some winters are summers.
All summers are springs.
All springs are seasons.
I. Som...
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