In a chemical compound, there are 3 parts zinc, for every 16 parts copper, by mass. A piece of the compound contains 320 grams of copper. Please write and solve an equation to determine the amount of zinc in the chemical compound.

Which statement is true? the given sides and angles cannot be used to show similarity by either the sss or sas similarity theorems. the given sides and angles can be used to show similarity by the sss similarity theorem only. the given sides and angles can be used to show similarity by the sas similarity theorem only. the given sides and angles can be used to show similarity by both the sss and sas similarity theorems.

The table represents a linear function. what is the slope of the function? –6 –4 4 6

If the cost to mail a package is an initial $5 and $0.28 for every pound the total cost to mail a package was $11.27, how much did the package weigh?