Kira decides to try to earn some extra money by selling homemade mochi. She spends $50 on ingredients and plastic bags. She sells small bags of mochi for $4/bag.

If benito is selecting samples of five values from the table, which row will result in the greatest mean? row 1 row 2 row 3 row 4

Jack has a piece of red ribbon that is two times as long as his piece of blue ribbon. he says that he can use two different equation to find out how long his piece of red ribbon is compared to his piece of blue ribbon is. is he correct? explain his reasoning

Does the point (1, sqrt 7) lie on circle shown.