determine if one both or noeither of the following is a proportion.16/8=24/12 ,8/4=12/6

To determine if the given equations are proportions, we need to check if the ratios on both sides of the equals sign are equal.

1) 16/8 = 24/12
Simplifying both sides of the equation:
16/8 = 2
24/12 = 2
Since both sides equal to the same value, this equation is a proportion.

2) 8/4 = 12/6
Simplifying both sides of the equation:
8/4 = 2
12/6 = 2
Again, both sides equal to the same value, so this equation is also a proportion.

In conclusion, both of the given equations are proportions.