Question

Which proportion is not true?

1/3 =12/36

30/12 = 7.5/3

1/3 = 33/100

2.2/5.5 = 6.6/16.5

Answer 1

`(1)/(3) =(33)/(100)` is not true

Explanation:

`(1)/(3) =(33)/(99)` not
`(33)/(100)`

This is because
`(1)/(3)` in its decimal form is 0.3333333333 repeating forever.

Whereas
`(33)/(100)` is just 0.33