A is thrice as good a workman as B and takes 10 days less to do a piece of work than B takes. B alone can do the whole work in
Choose the correct choice from the following.
A) 15days  B) 10days  C) 9days  D) 8days  E) 7days
Explanation:   Ratio of times taken by 15days and B = 1:3   Means B will take 3 times which 15days will do in 1 time   If difference of time is 2 days, B takes 3 days   If difference of time is 10 days, B takes (3/2) * 10= 
<gadget id="calculator">(3/2) * 10</gadget>
<output>15</output>
15 days   Option 15days
<result>A</result>
A is thrice as good a workman as B and takes 10 days less to do a piece of work than B takes. B alone can do the whole work in