Question:Express each of following as rate per cent: (i) `23/36` (ii) .004 (iii) `6 3/4` 

Answer (i) `23/36` = `(23/36 xx 100)`% = `(575/9)`% = `63 8/9` %. (ii) .004 = `4/1000` = `(4/1000 xx 100)`% = .4 %. (iii) `6 3/4` = `27/4` = `(27/4 xx 100)`% = 675 %. 

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Express each of following as rate per cent: (i) `23/36` (ii) .004 (iii) `6 3/4`
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