Math, asked by Nithyasri9870, 6 months ago

identify the ratio are in proportion2:7 and 6:21 pls tell me fast

Answers

Answered by Anonymous
8

Answer:

2:7=2/7

=2×3/7×3

=6/21

=6:21

So,2:7=6:21

Answered by Anonymous
3

Answer:

Product of means = product of exterms

2:7:6:21

Product of means = 2 x 21 = 42

Product of exterms = 6 x 7 = 42

Hence , they are in proportion

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