Answer this for me please

4. find the geometric mean of 4 and 12. 24 8

Pj is decorating pupcakes for rocky's birthday party. her color scheme is black, purple, and green. she will use this spinner to determine the color of sprinkles on each pupcake. which model shows the probability of randomly landing on each color?

What is the first step of an indirect proof of a number that is divisible by two