How many pounds of $1.60 tea must be added to tea costing $1.80 per pound to make a new mixture of 100 pounds costing $1.75 per pound?

Given a circle with measures of (c, d, and r) and a circle with measures of (c', d', and r'), what is d if c c' = 12 and d' = 0.50? a) 3 b) 6 c) 12 d) 24

What is the solution of the systems of equations? y=2/3x+3 x=-2

The number of fish in a lake can be modeled by the exponential regression equation y=14.08 x 2.08^x where x represents the year