A garrison of 400 men had a provision for 31 days. After 27 days 200 persons re-enforcement leave the garrison. Find the number of days for which the remaining ration will be sufficient? Choose the correct answer:
A) 65 days
B) 45 days
C) 8 days
D) 16 days
E) 18 days
400 --- 31   400 --- 4   200 --- ?   400*4 = 200*x =&gt; x =8 days.   Answer: 8 days
<result>C</result>
A garrison of 400 men had a provision for 31 days. After 27 days 200 persons re-enforcement leave the garrison. Find the number of days for which the remaining ration will be sufficient?