800 men have provisions for 15 days. If 200 more men join them, for how many days will the provisions last now?
Choose the correct answer:	A) 11.5	B) 12.5	C) 10.5	D) 11	E) 12
800*15 = 1000*x   x = 12   ANSW12R:12
<result>E</result>
800 men have provisions for 15 days. If 200 more men join them, for how many days will the provisions last now?