Time & Work- Most Repeated FPSC & PPSC's Questions.

Topic: Time & Work Most Repeated FPSC & PPSC's Questions. Following Questions are discussed in the video; ---------------------------------------------------------------------------- 1. Worker a takes 8 hours to do a job. Worker b takes 10 hours to do the same job. How long should it take both a and b, working together but independently, to do the same job? _________________________________________________ 2. A and B together can complete a piece of work in 4 days. If A alone can complete the same work in 12 days, in how many days can B alone complete that work? _______________________________________ 3. A can do a piece of work in 7 days of 9 hours each and b alone can do it in 6 days of 7 hours each. how long will they take to do it working together 42/5 hours a day? -------------------------------------------------