During summer vacation, you charge $8 per hour for swimming lessons and a $20 registration fee. if you make $52 one day how many hours did you send teaching lessons? what would be the equation for this problem?

Janet is mixing a 15% glucose solution with a 35% glucose solution. this mixture produces 35 liters of a 19% glucose solution. how many liters of the 15% solution is januet using in the mixture? a. 25 liters c. 28 liters b. 7 liters d. 10 liters

Ineed with the quizzes in apex mathematics ii

What type of symmetry does a rhombus have?