Q1 · medium · PYQ 2019
A can complete a task in 8 days while B can complete it in 12 days. In how many days can C complete the task if all 3 of them together can complete it in 3 days?
- 14
- 8
- 12
- 10
Q2 · medium · PYQ 2018
Person A can complete a job in 90 min while B can complete the same job in 54 min. How long will they take to complete the job together?
- 34 min 30 s
- 33 min 45 s
- 32 min 55 s
- 34 min 40 s
Q3 · medium · PYQ 2018
Person A can complete a job in 48 min while B can complete the same job in 60 min. How long will they take to complete the job together?
- 30 min 45 sec
- 28 min 20 sec
- 26 min 40 sec
- 32 min 15 sec
Q4 · medium · PYQ 2018
Tuhin and Prantab can individually complete a job in 27 minutes and 30 minutes respectively. Starting with Tuhin, the work alternately for a minute each; work is completed only if the one working at the end is allowed to work 5/7 less than a minute in his final turn. How long will it take to complete the work?
- 52 min 40 s
- 55 min
- 52 min 30 s
- 52 min 24 s
Q5 · medium · PYQ 2024
X and Y can complete a work in 12 days and 18 days respectively. They started doing the work together but after 4 days Y had to leave and X alone completed the remaining work. In how many days was the whole work completed?
- 18 days
- 10 days
- 15/3 days
- 28/3 days