In a certain chemical, the ratio of zinc to copper is 3 to 19. A jar of the chemical contains 646 grams of copper. How many grams of zinc does it contain?

G (t) = 4/5t. when t = 50

How many solutions does this system of Equations have x-2y=2 y=-2x+5

The estimated population of the world was 1.6 billion in 1900 and 4.0 billion in 1975 what is the percent of increase

If parallel lines are cut by a transversal then their alternate interior angles are

Which of the following could lead to a misleading graph? The x - and y-axes start at zero, The intervals on the y-axis are inconsistent The intervals on the y-axis and the intervals on the x-axis are different Differing heights are used on a bar

Evaluate the expression: v ⋅ w Given the vectors: r =; v =; w =

800.5x (2x20to the 6 power

Find the value of x when 6 minus 4 xequals6 x minus 8 x plus 10.

Which number has the greatest value A. 4.17 B. 4.7 C. 4.01 D. 4.07

I was at the store and saw two sizes of avocados being sold. The regular size sold for $0.79 each. For what prices would the larger avocado be a better deal?