Usefull Tricks To Solve Time and Work Problems 1. If A can finish work in X time and B can finish work in Y time then both together can finish work in (X*Y)/ (X+Y) time. 2. If A can finish work in X time and A and B together can finish work in S time then B can finish work in (XS)/(X-S) time. 3. If A can finish work in X time and B in Y time and C in Z time then they all working together will finish the work in (XYZ)/ (XY +YZ +XZ) time 4. If A can finish work in X time and B in Y time and A,B and C together in S time then : C can finish work alone in (XYS)/ (XY-SX-SY) B+C can finish in (SX)/(X-S) and A+ C can finish in (SY)/(Y-S) By allgovtjobs.in
Posted on: Tue, 30 Sep 2014 06:30:19 +0000
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