Question

Working together, Prathap and Dileep can paint their apartment in 2 days. Working alone, Prathap can complete the job in 3 days less than Dileep. How long would it take each person working alone?​

Answer 1

Answer:

a stone is projected with speed V0 at an angle of projection 53 degree with the horizontal. at the instant the velocity of the stone makes an angle 37 degree with horizontal, the radius of trajectory of its path is 45V0^2/ng.