Joseph tweets 13 times a day. define each variable and write an algebraic expression to describe the number of post after any given given number of days.

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?

Calculate the annual effective interest rate of a 12 % nominal annual interest rate compound monthly

Sally deposited money into a savings account paying 4% simple interest per year. the first year, she earned $75 in interest. how much interest will she earn during the following year? show your work and explain your reasoning in the space provided below.