A mother explains to her child that the price on the sign is not the total price for a ladder, because the price does not include tax. She points out that a $24 ladder actually costs $26.40 once the sales tax is added. What is the sales tax percentage? Write your answer using a percent sign (%).

Abox contains 1 plain pencil and 4 pens. a second box contains 5 color pencils and 5 crayons. one item from each box is chosen at random. what is the probability that a plain pencil from the first box and a color pencil from the second box are selected? write your answer as a fraction in simplest form.

What are “like terms”? why can we only add like terms?

Campus rentals rents 2 and 3 bedrooms apartments for $700 ans $900 a month respectively. last month they had six vacant apartments and reported $4600 in lost rent. how many of each type of apartment were vacant?