A garrison is provided with ration for 72 soldiers to last for 54 days. Find how long would the same amount of food last for 90 soldiers, if the individual ration is reduced by 10?

48 days

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72 days

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54 days

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126 days

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Solution

The correct option is A 48 days
Let required day = x
$\Rightarrow$ $54 \times 72 = 90 \times x \times \frac{90}{100}$
$\Rightarrow$ x = 48

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A garrison is provided with ration for 72 soldiers to last for 54 days. Find how long would the same amount of food last for 90 soldiers, if the individual ration is reduced by 10?

The correct option is A 48 daysLet required day = x ⇒ 54× 72=90× x× 90100 ⇒ x = 48

The correct option is A 48 days
Let required day = x
$\Rightarrow$ $54 \times 72 = 90 \times x \times \frac{90}{100}$
$\Rightarrow$ x = 48