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What will be the duplicate ratio of 2 : 7 ?

A4 : 49

B49 : 4

C4 : 14

D8 : 343

Answer:

A. 4 : 49

Read Explanation:

Duplicateratio=ratioofsquaresDuplicate ratio=ratio of squaresDuplicate ratio of 2:7=22:72=4:492:7=2^2:7^2=4:49


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