Q1. The graph below represents the number of cookies Tara can bake using 8 pounds of sugar over a period of time. Which unit would be appropriate for the rate of change in the graph?

A. pounds/hour

B. cookies/hour

C. cookies/pound

D. hours/cookie

Evaluate the expression. (9 + 5)(3 + 2)0

Whats are the trickiest steps to do when adding or subtracting rational expressions? how does knowledge of rational numbers u in adding and subtracting rational expressions?

The equatorial radius of earth is approximately 6 × 10^3 km, while the equatorial radius of saturn is approximately 6 × 10^4 km. which of the following is true? a. the equatorial radius of saturn is approximately one hundred times that of earth. b. the equatorial radius of saturn is approximately ten times that of earth. c. the equatorial radius of earth is approximately one hundred times that of saturn. d. the equatorial radius of earth is approximately ten times that of saturn.