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No circle is a tangent(E) + Some tangents are perpendiculars (I) ⇒ Some perpendiculars are circles (O*). Hence, conclusion I does not follow but conclusion II follows. Some tangents are perpendiculars (I) ⇒ Probable conclusion ⇒ All perpendiculars may be tangents (A). Hence, conclusion III follows.
A train travelling with a speed of 72 km/h can cross a pole in 8 seconds. Find the time taken by the train to cross a 200 metres long platform if the sp...
A 180 m long train crosses another 270 m long train running in the opposite direction in 12 seconds. If the shorter train crosses a pole in 12 seconds, ...
A train passes an electrical pole in 18 seconds and passes a platform 350 m long in 60 seconds. Find the length of the train.
Train ‘A’ travelling with a speed of 60 km/h can cross a pole in 15 seconds. If the length of train ‘B’ is 38% less than that of train ‘A’ a...
Train ‘A’ running with a speed of 90 km/h crosses a pole in 7 seconds. If the time taken by train ‘A’ to cross train ‘B’ running with a spee...
Train ‘A’ running with a speed of 108 km/hr crosses a vertical pole in 13 seconds. Find the approx. time taken by the train ‘A’ ...
There are two trains A and B. A start from point X at 6 AM towards point Y. Another train B starts at 7 AM from point X. If they meet at 8 AM and...
A train can cross a pole in 36 seconds. While if the train increased its speed by 50% then time taken by it to cross 324 metres long platform is 42 seco...
A train travelling with a speed of 108 km/h can cross a pole in 9 seconds. Find the time taken by the train to cross a 330 metres long platform if the s...
A train can cross a man standing on a platform of 300 metres length in 60 seconds and can cross the platform in 75 seconds. Find the length of the train.