Question

Are 3,5,9,15 in proportion

Answer 1

3,5,9,15 aren't in propotion.

3x1=3

3x3 = 9

3x5 = 15

but 3x nothing gives 5.

Answer 2

yes they are in proportion...

every time the multiple of 2 is being added ...

3

3+2=5

3+4=9

3+6=15

and so on.......

hope it helps

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