1000 men have provisions for 15 days. If 200 more men join them, for how many days will the provisions last now?  Choose the most appropriate option:  A) 12.9  B) 18.9  C) 12.5  D) 12.2  E) 12.1
:   1000*15 = 1200*x   x = 12.5   Answer: 12.5
<result>C</result>
1000 men have provisions for 15 days. If 200 more men join them, for how many days will the provisions last now?