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प्रश्न
Convert the following:
`3 1/2` hours into minutes
उत्तर
`3 1/2` hours into minutes
`3 1/2` hours = 3 hours 30 minutes
= 3 × 60 minutes + 30 minutes
= 180 minutes + 30 minutes
= 210 minutes
∴ `3 1/2` hours = 210 minutes
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