Question 848840
1000 soldiers in a fort had enough food for 20 days.
 But some soldiers were transferred to another fort and the food lasted for 25 days. 
How many soldiers were transferred? 
:
1000 * 20 = 20000 man-food days available
:
Let m = no. of men when food last 25 days
m = {{{20000/25}}}
m = 800 men, therefore
200 men were transferred