800 men have provisions for 20 days. If 200 more men join them, for how many days will the provisions last now?  Select the correct option:
A) 10  B) 8  C) 16  D) 11  E) 15
800*20 = 1200*x   x = 16.Answer: 16
<result>C</result>
800 men have provisions for 20 days. If 200 more men join them, for how many days will the provisions last now?