Question

5. Check, whether the following numbers are in proportion or not:
(a) 30, 45, 40 and 60
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Answer 1

Answer:

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Step-by-step explanation:

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Answer 2

Answer:

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Are the number 30 , 40 , 45 , 60 in proportion

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Hence,

$30 : 40 = \frac{30}{40} = \frac{3}{4}$

$45:60 = \frac{45}{60} = \frac{3}{4}$

So,

30 : 40 = 45 : 60 .

Therefore,

The ratios 30 : 40 and 45 : 60 form a proportion .