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प्रश्न
Ratio of 5 paise to 25 paise is the same as the ratio of 20 paise to ______.
उत्तर
Ratio of 5 paise to 25 paise is the same as the ratio of 20 paise to 100 paise.
Explanation:
Ratio of 5 paise to 25 paise is same as the ratio of 20 paise to `x` (let).
`(5 "paise")/(25 "paise") = (20 "paise")/x`
⇒ `5/25 = 20/x`
⇒ `5 xx x = 25 xx 20`
⇒ `x = (25 xx 20)/5` .....[By corss-multiplication]
⇒ `x` = 100
= 100 paise or ₹ 1
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