For Problems such as these, I prefer to use the RTW chart. To make calculations easier let the work done be 30 (LCM of 5 and 6).
The Table will look something like this
![Screen Shot 2017-10-17 at 8.24.06 PM.png]( "Screen Shot 2017-10-17 at 8.24.06 PM.png")
Screen Shot 2017-10-17 at 8.24.06 PM.png [ 26.56 KiB | Viewed 32 times ]
From the RTW chart, it is clear that the time needed by Deborah to finish the Balance work is 4/3. Required answer is C.
The Table will look something like this
Attachment:
Screen Shot 2017-10-17 at 8.24.06 PM.png [ 26.56 KiB | Viewed 32 times ]
From the RTW chart, it is clear that the time needed by Deborah to finish the Balance work is 4/3. Required answer is C.
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