Question

Which ratio is equal to 27 : 81?

1 : 9

2 : 9

3 : 9

3 : 27

9 : 12

Answer 1

The answer is 3:9Hope this helps!

Answer 2

Ratios are equivalent if you can reduce them to whole numbers by dividing by the same number. Both 81 and 27 are divisible by 9. 9 goes into 27 three times and into 81 nine times. So the equivalent ratio is 3:9