Time and Work Quiz 05

  1. If A is half as much as B and together can finish a work in 18 days then B can do it in how many days?





  1. A and B can do a work in 20 and 25 days respectively they together starts the work and after 4 days A leaves then B alone work for how many days?





  1. A and B can do a work in 30 and 35 days respectively they together starts the work and after 7 days B leaves then A alone work for how many days?





  1. A and B can do a work in 25 and 30 days respectively A starts the work and after 5 days B also joins with him then work could be done in how many days?





  1. A and B can do a work in 40 and 45 days respectively B starts the work and after 5 days A also joins with him then the work could be done in how many days?





  1. A and B can do a work in 10 and 15 days respectively they together starts the work and after some days B leaves then the work is completed in 8 days After how may days b leaves from the work?





  1. A and B can do a work in 15 and 20 days respectively they together starts some days before completion of work A leaves then the work completed in 16 days they together works for how many days?





  1. A can do a work in 20 days A starts the work after 5 days he leaves from the work then the remaining work can be done by B in 18 days B can do the total work in how many days?





  1. B can do a work in 25 days B starts the work after 5 days he leaves from the work then the remaining work can be done by A in 12 days they together can do it in how many days?





A can do a 2/3 of a work in 10 days B can do the remaining work in 10 days then they together can do the total work in how many days?







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