For the following questions answer them individually
P, Q and R can do a project in 8, 6 and 12 days respectively. The project is started with P and Q working on day 1, Q and R on day 2, R and P on day 3 and so on. In how many days will the project be completed?
Prakash runs from his home towards east direction for 50 m and then turns left and runs for 20 m. Again he turns left and runs for 30 m; and again turns left and runs for 20 m to reach point 'A’. What is the distance from the point A to is home straight?