Question

A garrison has enough food for 120 soldiers for 42days. After 12 days, 30 new soldiers join the garrison , now food will last for how many days beginning with the day of arrival of new soldiers.

Answer 1

Answer:

36 days

Step-by-step explanation:

Total food = 120x42=5040

Food consumed in 12 days by 120 soldier is = 120x12=1440

Food left =5040-1440=3600

Now 30 soilders join,

150 soilders total

Days left =3600/150=24

Total days =24+12=36

Answer 2

Answer:24 days

Step-by-step explanation: