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प्रश्न
A rectangular sheet of paper is of length 1.2 m and width 21 cm. Find the ratio of width of the paper to its length.
उत्तर
Length of paper = 1.2 m = 1.2 × 100 cm = 120 cm
And width of paper = 21 cm
∴ The required ratio = `"Width of paper"/"Length of Paper"`
= `(21 cm)/(120 cm)`
= `7/40`
= 7:40
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