Question

1. Ais twice as good a workman as B and togethe
they finish a piece of work in 18 days. In how
many days will A alone finish the work?​

Answer 1

Step-by-step explanation:

the work done by B be x.

∴Work done by A =2x

Work done by A and B together in 14 days =1

Work done by A and B together in 1 day =

14

1

⇒ Work done by A in 1 day + Work done by B in 1 day =

14

1

x+2x=

14

1

⇒3x=

14

1

⇒x=

42

1

Work done by B in 1 day =

42

1

∴ Work done by A in 1 day =

21

1

Hence, to finish the work,