| 20030 | How long does a train 120 m long running at the speed… | Medium | |
| 20045 | A train moves past a post and a platform 264 m long… | Medium | |
| 20062 | A train running at the speed of 56 km/hr crosses a pole… | Medium | |
| 20094 | John completes a piece of work in 320 days, Rose completes the… | Medium | |
| 20095 | A, B and C can do a piece of work in 20… | Medium | |
| 20109 | A train covers a distance at a speed of 240kmph in 5… | Medium | |
| 20120 | Working alone at its constant rate, machine K took 3 hours to… | Medium | |
| 20133 | Bruce and Anne can clean their house in 4 hours working together… | Medium | |
| 20142 | A train 1600 m long can cross a pole in 40 sec… | Medium | |
| 20166 | Two cars, Car1 and Car2 move towards each other from R and… | Medium | |
| 20220 | When working alone, painter W can paint a room in 2 hours… | Medium | |
| 20227 | How much time does a train 125 metres long running at 60… | Medium | |
| 20255 | A thief goes away with a SANTRO car at a speed of… | Medium | |
| 20277 | A man can row 30 km downstream and 20 km upstream in… | Medium | |
| 20317 | A man can row upstream at 15 kmph and down strem 30… | Medium | |
| 20377 | If the speed of X meters per hour is equivalent to the… | Medium | |
| 20401 | Two taps A and B can fill a tank in 5 hours… | Medium | |
| 20416 | A man can ride on motorcycle at 50 kmph upward road and… | Medium | |
| 20463 | A pump can fill a tank with water in 2 hours | Medium | |
| 20503 | P alone can complete a piece of work in 6 days | Medium | |
| 20532 | A and B can do a job in 15 days and 10… | Medium | |
| 20560 | An athlete runs 200 metres race in 24 seconds | Medium | |
| 20565 | A woman swims downstream 45 km and upstream 15 km taking 3… | Medium | |
| 20599 | Together, 15 type A machines and 7 type B machines can complete… | Medium | |
| 20609 | Brenda and Sally run in opposite direction on a circular track, starting… | Medium | |
| 20639 | Two persons start at the same point, walk in opposite directions with… | Medium | |
| 20653 | A can do a work in 14 days and working together A… | Medium | |
| 20720 | A is thrice as good a workman as B & therefore is… | Medium | |
| 20731 | A man can swim in still water at 7.5 km/h, but takes… | Medium | |
| 20767 | A can finish a work in 24 days, B in 9 days… | Medium | |
| 20825 | A train overtakes two person who are walking in the same direction… | Medium | |
| 20851 | Laura can paint 1/x of a certain room in 20 minutes | Medium | |
| 20873 | In a 800 m race around a stadium having the circumference of… | Medium | |
| 20908 | A train of length 110 meter is running at a speed of… | Medium | |
| 20932 | You walk one mile to school every day | Medium | |
| 20933 | A train 560 m long is running at a speed of 45… | Medium | |
| 20935 | Kim can do a work in 3 days while David can do… | Medium | |
| 20941 | Two musicians, Maria and Perry, work at independent constant rates to tune… | Medium | |
| 20996 | Excluding stoppages, the speed of a bus is 70 km/hr and including… | Medium | |
| 21019 | While working alone at their respective constant rates, server G uploads 480… | Medium | |
| 21111 | A and B can do a work in 8 days, B and… | Medium | |
| 21179 | At 1:00 PM, Train X departed from Station A on the road… | Medium | |
| 21211 | By travelling at 50 kmph, a person reaches his destination on time | Medium | |
| 21214 | A and B take part in 100 m race | Medium | |
| 21215 | John and Jacob set out together on bicycle traveling at 15 and… | Medium | |
| 21227 | A man can row upstream at 45km/hr and down stream at 36km/hr… | Medium | |
| 21231 | A train running at the speed of 60 km/hr crosses a pole… | Medium | |
| 21247 | Two trains 85 m and 75 m long are running in same… | Medium | |
| 21258 | A man in a train notices that he can count 41 telephone… | Medium | |
| 21277 | The speed at which a boy can row a boat in still… | Medium | |