Why do stores offer sales such as buy one, get one at half price or buy two, get one free

Joseph's company offers a reimbursement package of $0.45 per mile plus $175 a year for maintenance. If x represents the number of miles, which equation below models C the total amount of reimbursement the company offers? •A. C = 0.45 + 175x •B.

X^3+3x^5=x5 what's the missing expression

When dealing with a loan, who benefits from compounding interest more frequently, and why?

Carole ordered 4 dresses for $80 each, a $25 sweater, and a coat. The cost of the items without sales tax was $430. What was the cost of the coat?

Nancy is 5 years younger than her brother stan. last year she was twice as young as he was. how old is each of them now?

A summer camp is providing breakfast for 350 children that includes a 6 ounce serving of sausage per student. The camp can only purchase sausage in whole 1 pound packages.

What is the surface area of a conical grain storage tank that has a height of 43 meters and a diameter of 14 round to the nearest square meters

There are 8 rulers in the drawer Sara took 3 rulers from the drawer how many rulers are now in the drawer

What is the value of "c" in the quadratic equation 3x 2 + 5x + 7 = 0?

What is the estimated sum? round each number to the nearest hundred before adding. 521,370 26,839