Question

are Proprotion or not 20:45 and 4:9​

Answer 1

$Yes \: they \: are \: in \: proportion \\ \\ 20:45 \: and \: 4:9 \\ \\ \frac{20}{45} = \frac{4}{9}$

Answer 2

Answer:

$20 : 45 \: and \: 4 : 9$

$\frac{20}{45} = \frac{4}{9}$

Yes they are in proportion.

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