A garrison of 400 men had a provision for 31 days. After 26 days 275 persons re-enforcement leave the garrison. Find the number of days for which the remaining ration will be sufficient?	Pick:
A) 16 days B) 45 days C) 10 days D) 17 days E) 18 days
400 --- 31   400 --- 5   125 --- ?   400*5 = 125*x =&gt; x =16 days.   16 daysnswer: 16 days
<result>A</result>
A garrison of 400 men had a provision for 31 days. After 26 days 275 persons re-enforcement leave the garrison. Find the number of days for which the remaining ration will be sufficient?