Question

A fort has provisions for 450 men for 80 day. After 10 days 50 more men arrived. How long will the remaining food last at the same rate?​

Answer 1

⇢For 450 soldiers, provision are sufficient for (40 – 10) days = 30 days

⇢For 1 soldier, provision are sufficient for 30 x 450 days

⇢For 540 soldiers, the provision are sufficient for

= (30 × 450)/540

= (30 × 50)/60

= 25 days

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Answer 2

The smallest number that must be added to 123,so that it becomes exactly divisible by 5 is 2.