Question

Are 30,40,60,80 in proportion.Give step by step and explained answer.​

Answer 1

Answer:

Yes they are in proportion

Step-by-step explanation:

30:40:60:80

3*10:4*10:6*10:8*10 divide 10 to all

3:4:6:8

Answer 2

Answer:

Yes,they are in Proportion

Step-by-step explanation:

We know that extremes are 30 and 80

and means are 40 and 60

So,

Product of extremes=30×80

=2400

Product of means=40×60

=2400

Product of extremes = Product of means

So, 30,40,60,80 are in Proportion

I think it helps you