Please answer these question(s)! It has to do with math statistics. I will give you brainliest and thanks! Please answer my other questions!

You are making a battery for a science project. you have copper wire for your first electrode. you need to choose a conductor, a second electrode, and a device to plug into your battery. you have already chosen a lemon conductor. complete each statement below about the options that include a lemon conductor.

Orly uses 2 cups of raisins for every 12 cups of trail mix she makes. how many cups of trail mix will she make if she uses 8 cups of raisins?

The suare root of 9x plus 7 plus the square rot of 2x equall to 7