Question
The speed of a boat in still water is 6 km/hr and speed
of current is 4 km/hr. If time taken to cover a certain distance upstream is 10 hours, then how long will the boat take to cover the same distance downstream?Solution
Total distance = 10 × (6 – 4) = 20 km Required time = 20/(6 + 4) = 2 hrs
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Some temples are marbles.
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No autumn is season.
...
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Statement: Â Â Â Â
Only Cricket is Kabaddi.
Some Cricket is Football. Â Â Â Â
Conclusion: Â Â Â Â
I. All Cricket are ...
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Only a few balloons are cakes.
All cakes are knife.
Some knife are ribbons.
Only a few ribbons are candles.
...Statements: All watches are wall clocks.
Some wall clocks are calculators.
Conclusions: I. No watch is a calculator.
II. Some cal...
