| 51865 | Ravi can do a piece of work in 15 days while Prakash… | Medium | |
| 51888 | A train running at a speed of 36 km/h passes an electric… | Medium | |
| 51890 | A 300 meter long train crosses a platform in 33 seconds while… | Medium | |
| 51892 | Two taps can separately fill a cistern 4 minutes and 6 minutes… | Medium | |
| 51914 | The speed of the boat in still water in 12 kmph | Medium | |
| 51942 | Mary passed a certain gas station on a highway while traveling west… | Medium | |
| 51948 | In what time will a train 400 meters long cross an electric… | Medium | |
| 51952 | A man rows his boat 84 km downstream and 60 km upstream… | Medium | |
| 52031 | A man rows his boat 90 km downstream and 72 km upstream… | Medium | |
| 52037 | The speed of a boat in still water is 20 km/hr and… | Medium | |
| 52055 | A man's speed with the current is 16km/hr and the speed of… | Medium | |
| 52071 | The current of a stream runs at the rate of 4 kmph | Medium | |
| 52087 | A car takes 6 hours to cover a distance of 432 Km | Medium | |
| 52095 | A train running at the speed of 90 km/hr crosses a pole… | Medium | |
| 52100 | A thief steels a car at 6a.m | Medium | |
| 52104 | In covering a distance of 60 km, A takes 2 hours more… | Medium | |
| 52105 | How long does a train 130 m long running at the speed… | Medium | |
| 52127 | A train 140 m long is running with a speed of 50… | Medium | |
| 52139 | Pipe A can fill a tank in 4 hours, pipe B in… | Medium | |
| 52145 | A is thrice as good a workman as B and therefore is… | Medium | |
| 52160 | A and B can do a piece of work in 10 days… | Medium | |
| 52172 | A and B can do a piece of work in 8 days | Medium | |
| 52176 | A thief goes away with a SANTRO car at a speed of… | Medium | |
| 52191 | A train 240 m long passed a pole in 24 sec | Medium | |
| 52196 | Excluding stoppages, the speed of a train is 45 kmph and including… | Medium | |
| 52231 | X can do a piece of work in 40days | Medium | |
| 52263 | In one hour a boat goes 14 km long the stream and… | Medium | |
| 52309 | A 250 metres long train running at the speed of 120 kmph… | Medium | |
| 52329 | A train 800 m long is running at a speed of 78… | Medium | |
| 52360 | Calculate the speed of a boat in still water (in km/hr) if… | Medium | |
| 52392 | A is twice as fast as B | Medium | |
| 52401 | A man can row 9 kmph in still water | Medium | |
| 52421 | Twenty four men can do a work in 42 days | Medium | |
| 52425 | A pipe can empty 2/3rd of a cistern in 12mins | Medium | |
| 52434 | A hiker walked for 3 days | Medium | |
| 52436 | A train running at the speed of 60 km/hr crosses a pole… | Medium | |
| 52474 | A person crosses a 600 metre long street in 5 minutes | Medium | |
| 52487 | In 1 hour, a boat goes 9 km along the stream and… | Medium | |
| 52506 | The length of the bridge, which a train 180 metres long and… | Medium | |
| 52522 | A man can row upstream at 4kmph and downstream at 10 kmph | Medium | |
| 52536 | A thief goes away with a SANTRO car at a speed of… | Medium | |
| 52544 | A thief is spotted by a policeman from a distance of 200metres | Medium | |
| 52555 | A train running at the speed of 72 km/hr crosses a pole… | Medium | |
| 52577 | A train 300 m long can cross an electric pole in 15… | Medium | |
| 52582 | A 300 m long train crosses a platform in 54 sec while… | Medium | |
| 52600 | Two musicians, Maria and Perry, work at independent constant rates to tune… | Medium | |
| 52607 | A 300 m long train crosses a platform in 27 sec while… | Medium | |
| 52634 | A and B together can do a piece of work in 6… | Medium | |
| 52642 | Two pipes P and Q can fill a tank in 5 hours… | Medium | |
| 52656 | A train 360 m long can cross an electric pole in 30… | Medium | |