8:2

The expression "8:2" represents a ratio. To simplify it, you can divide both numbers by their greatest common divisor (GCD), which in this case is 2.

So, simplifying the ratio:

8 ÷ 2 = 4
2 ÷ 2 = 1

Thus, the simplified ratio is 4:1.

If you need any more help with ratios or related topics, feel free to ask!