Math, asked by satishpranjal09, 11 months ago

which of the following is not in proportion a) 6,8,5,7 b) 7,21,2,6 c) 18,3,12,2 d) 8,6,12,9​

Answers

Answered by soumen81
20

a)

is the answer

because

6×7 not equals to 8×5

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