31-05-2013, 08:36 AM
1.A fast typist can type some matter in 2 hours and a slow typist can type the same in 3 hours. If both types combine, in how much time will they finish?
2.A rectangular plate with length 8 inches, breadth 11 inches and thickness 2 inches is available. What is the length of the circular rod with diameter 8 inches and equal to the volume of the rectangular plate?