In a certain chemical, the ratio of zinc to copper is 3 to 13. A jar of the chemical contains 559 grams of copper. How many grams of zinc does it contain?

At a lunchron, guests are offered a selection of five different grilled vegetables and four different meats. in how many waya could one choose three vegetables and two meats?

If i have a 24 in loaf of bread and i cut it into two pieces one 9 in how long was the other

Do some research and find a city that has experienced population growth. determine its population on january 1st of a certain year. write an exponential function to represent the city’s population, y, based on the number of years that pass, x after a period of exponential growth. describe the variables and numbers that you used in your equation.