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प्रश्न
Express the following ratios in its simplest form :
4 min : 45 sec
उत्तर
4 min : 45 sec = 240 sec = 45 sec
(∵ 1 minutes = 60sec, 4 x 60 = 240 sec)
`240/45 = 16/3= 16:3`
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