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प्रश्न
Express:
700 gm as a percentage of 2.8 kg.
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उत्तर
700 gm as a percentage of 2800 gm
(2.8 × 1000 = 2800 gm, ∵ 1 kg = 1000 gm)
`700/2800xx100=100/4=25%`
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