Question

Check whether 12, 10, 6 and 5 are in proportion or not?​

Answer 1

12 : 10 :: 6 : 5

12 × 5 = 10 × 6

60 = 60

Hence,they are in proportion.

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Answer 2

Given terms = 12, 10, 6, 5

Product of means = 10×6 = 60

Product of extremes = 12×5 = 60

As Product of means = Product of extremes

The given numbers are in proportion

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