By switching service providers, a family's telephone bill decreased from about $50 a month to about $47.
what was the percent decrease?

Which function has the smallest y-intercept value

Use the x-intercept method to find all real solutions of the equation.x^3-10x^2+27x-18=0

Acompany wants to reduce the dimensions of its logo by one fourth to use on business cards. if the area of the original logo is 4 square inches, what is the area of the logo that will be used on the business cards?