2 men and 3 boys can do a piece of work in 10 days. While 3 men and 2 boys can do the same work in 8 days. In how many days can 2 men and 1 boy do the work?

• A.  \[12{\scriptstyle{}^{1}/{}_{2}}\]days 
• B.  \[13{\scriptstyle{}^{1}/{}_{2}}\] days
• C.  \[14{\scriptstyle{}^{1}/{}_{2}}\] days              
• D.  \[17{\scriptstyle{}^{1}/{}_{2}}\] days