Question

a garrison of 150 men had food provided for 30 days, after 6 days 10 more men join, for how many days will the food last​

Answer 1

After 10 days, the food for n men is there for 20 days.

This food can be eaten by (n+50) men in 16 days.

∴20n=16(n+50)

∴n=200

Answer 2

Answer:

After 10 days, the food for n men is there for 20 days.

This food can be eaten by (n+50) men in 16 days.

∴20n=16(n+50)

∴n=200