Suppose the surface area of a sphere is 324π square units. what is the volume, in cubic units, of this sphere a) 9π b) 81π c) 324π d) 972π

What is the quotient of 42/3 divided by 4 1/5

Asalesperson earns $320 per week plus 8% of her weekly sales. the expression representing her earnings is 320 + 0.08x. which of the following describes the sales necessary for the salesperson to earn at least $1000 in the one week?

Which ordered pair is a solution to the system of linear equations? 2x + 3y= 6 –3x + 5y = 10