A is twice as good a workman as B. A takes 6 days to comlete a task. What time does B take to complete the work (in days)?

A is twice as good workman as B.A takes 6 days the complete a work. In what time can B complete the work?

A is thrice as good a workman as B. If B takes 45 days to finish a task, then how many days will A take to finish the same task?

L is twice as good a work man as U. If U takes 45 days to finish a task, then how many days will L take to finish the task ?

A is thrice as good a workman as B and takes 10 days less to do a piece of work than B takes. The number of days taken by B to finish the work is :