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Unitary Method | Unitary Method Exercise 9C

Question 4

A garrison of 500 men had provisions for 24 days. However, a reinforcement of 300 men arrived.

The food will now last for

(a)18 days (b)17(1/2) days (c)16 days (d)15 days

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Solution:-

(d)15 days

Because,

A garrision of 500 men had enough food for = 24 days

1 men had enough food for = (24 × 500)

∴ 800 men had enough food for = (24 × 500) / 800

= 15 days

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subject-cta

Question 4

A garrison of 500 men had provisions for 24 days. However, a reinforcement of 300 men arrived.

The food will now last for

(a)18 days (b)17(1/2) days (c)16 days (d)15 days

Looking to do well in your science exam ? Learn from an expert tutor. Book a free class!

Solution:-

(d)15 days

Because,

A garrision of 500 men had enough food for = 24 days

1 men had enough food for = (24 × 500)

∴ 800 men had enough food for = (24 × 500) / 800

= 15 days

Our top 5% students will be awarded a special scholarship to Lido.

subject-cta
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