Cindy took her cousins to a Hornets game. She spent $180. Twenty percent was for food. How much money was not spent on food

Ineeeeed this is due tomorrow and i dont know the answer can you find all the exponents

Awater holding tank measures 105 m long, 50 m wide, and 8 m deep. traces of mercury have been found in the tank, with a concen- tration of 60 mg/l. what is the total mass of mercury in the tank? answer in units of kg.

Amanda went into the grocery business starting with five stores. after one year, she opened two more stores. after two years, she opened two more stores than the previous year. if amanda expands her grocery business following the same pattern, which of the following graphs represents the number of stores she will own over time?