CATArithmetic > Hard171717161616212121202020✅ Correct Option: 3Related questions:CAT 2021 Slot 3One day, Rahul started a work at 999 AM and Gautam joined him two hours later. They then worked together and completed the work at 555 PM the same day. If both had started at 999 AM and worked together, the work would have been completed 303030 minutes earlier. Working alone, the time Rahul would have taken, in hours, to complete the work isCAT 2020 Slot 3A contractor agreed to construct a 666 km road in 200200200 days. He employed 140140140 persons for the work. After 606060 days, he realized that only 1.51.51.5 km road has been completed. How many additional people would he need to employ in order to finish the work exactly on time?CAT 2017 Slot 1A person can complete a job in 120120120 days. He works alone on Day 111. On Day 222, he is joined by another person who also can complete the job in exactly 120120120 days. On Day 333, they are joined by another person of equal efficiency. Like this, everyday a new person with the same efficiency joins the work. How many days are required to complete the job?