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Rule of three - class-VIII
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A man eats $200:g$ of rice a day and he has enough rice to last him for $35$ days. How long would the stock of rice last him if he were to eat $250:g$ rice a day.
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A
$\;28$
💡 Explanation:
Man eat $ 200$ g rice in a day then he has $35\times 200=7000 g $ rice for $35$ days
But if he eat $250$ g rice in a day
Then $7000$ g rice is enough for $\dfrac{7000}{250}=28 \ days$