a construction company wants to build a hospital in a vacant rectangular lot. the foundation needs to be excavated in the dimensions of -4x + 15 by -5x - 6 feet, and 3x - 12 feet deep. what is the volume of the removed dirt?

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?

The acceleration of an object due to gravity is 32 feet per second squared.what is acceleration due to gravity in inches per second squared?

You eat $0.85 for every cup of hot chocolate you sell. how many cups do you need to sell to earn $55.25