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Question
Arrange the given in descending order:
`2/9, 2/3,8/21`
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Solution
`2/9, 2/3,8/21`
Changing them to like fractions, we obtain
`2/9 = (2 xx7)/(9 xx 7) = 14/63`
`2/3 = (2 xx 21)/(3 xx 21) = 42/63`
`8/21 = (8 xx 3)/(21 xx 3) = 24/63`
Since 42>24>14,
`:. 2/3 > 8/21 > 2/9`
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