A garrison of 2000 men has provisions for 60 days. At the end of 15 days, a reinforcement arrives, and it is now found that the provisions will last only for 20 days more. What is the reinforcement?
Choose the correct option.
A) 1500 B) 1893 C) 1979 D) 1900 E) 1278
2000 ---- 60   2000 ---- 45   x ----- 20   x*20 = 2000*45   x = 4500   2000   -------   1500   1500nswer: 1500
<result>A</result>
A garrison of 2000 men has provisions for 60 days. At the end of 15 days, a reinforcement arrives, and it is now found that the provisions will last only for 20 days more. What is the reinforcement?