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Find the Sub-duplicate Ratio of the Following : - ICSE Class 10 - Mathematics

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Question

Find the sub-duplicate ratio of the following :

c

Solution

63m2 : 28n2

`= sqrt (63"m"^2) : sqrt (28 "n"^2)`

`= 3 sqrt7 "m" : 2 sqrt 7 "n"`

= 3m : 2n

Sub-duplicate ratio = 3m : 2n 

  Is there an error in this question or solution?

APPEARS IN

 Frank Solution for Frank Class 10 Mathematics Part 2 (2016 to Current)
Chapter 9: Ratio and Proportion
Exercise 9.1 | Q: 11.2

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Solution Find the Sub-duplicate Ratio of the Following : Concept: Ratios.
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