BDT 385 has been divided among D,E,F in such a way that D receives 29 th of what E and F together receive. In this case D' share is-
A 250-meter-long train passes a person in 10 seconds, and the person was running at 5 km/h in the opposite direction of the train. What is the speed of the train in km/h?
A team of 2 men and 5 women completed one-fourth of a project in 3 days. After 3 days, one woman left and one man joined the team. The newly formed team took 2 days to complete another one-fourth of the project. How many days will it take to complete the project alone?