In a survey, 20% of a town has a car, and 10% have a bike.
1/3rd of the car owners also own a bike. What proportion of
the town does not own either a car or a bike?
Answer Posted / ravindra kumar
70%
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A man while going down in a escalator(which is moving down) takes 50 steps to reach down and while going up takes 125 steps. If he goes 5 times faster upwards than downwards. What will be the total no of steps if the escalator were'nt moving.
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