The average (arithmetic mean) of 12, 25, and x is 21. what is the value of x? a. 24 b. 25 c. 26 d. 27 explain your answer.

You have a 32-foot fence around a square garden. there are 4 equal sections. you paint 13 of one section of the fence. what fraction of the fence did you paint? you have a 32-foot fence around a square garden. there are 4 equal sections. you paint 13 of one section of the fence. what fraction of the fence did you paint?