Please help im freaking out because this is due in 5 minutes

Find the dimensions of the circle. area = 64π in.² r= in.

Someone me! will award brainliest if u explain and answer!

Pranav and molly are selling pies for a school fundraiser. customers can buy blueberry pies and pumpkin pies. pranav sold 6 blueberry pies and 4 pumpkin pies for a total of $106. molly sold 6 blueberry pies and 3 pumpkin pies for a total of $90. find the cost of each of one blueberry pie and one pumpkin pie