Three cars started simultaneously from Ajmer to Banaras along the same highway. The second car travelled with a speed that was 10km/h higher than the first car’s speed and arrived at Banaras 1 hour earlier than the first car. The third car arrived…
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Jaideep travels from Alaska, which is on highway, to Burgeon, which is 16 km from the highway. The distance between Alaska and Burgeon along a straight line is 34 km. At what point should Jaideep turn from the highway to reach Burgeon in the shortest possible time, if his speed along the highway is 10 km/h and 6 km/h otherwise.
- 30 km away from A
- 15 km away from A
- 20 km away from A
- 18 km away from A
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A pedestrian left point A for a walk, going with the speed of 5 km/h. When the pedestrian was at distance of 6 km from A, a cyclist followed him from A and cycling at the speed 9 km/h higher than that of the pedestrian. When the cyclist overtook the pedestrian, they turned back and returned to A together, at the speed of 4 km/h. At what speed will the time spent by the pedestrian on his journey from A to A be least?
- 5.5 km/h
- 6km/h
- 5 km/h
- 6.1 km/h
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Prabhjeet made a trip from hyderabad to Bengaluru to attend an interview. he had been tprabhjeet tog at a destination h have ensured that he reaches the interview on time. He had flat tyre on the way and it took 100 min to mend it.he arrived 15 min late.distance between two cities 260km.
1.if the speed after flat tyre was 20% more than original speed.fimd the normal time by prabhjeet to reach destination from site of accident.
Can someone post the solution
Solution to above problem