John says book bags he sells a leather bag for 69 dollars and 80 cents, and the sales tax is about 6 percent of the sale price about how much is sales tax on this bookbag.

:24% of students in a class are girls. if there are less than 30 students in this class, how many students are there? how many girls are there?

Factor the following expression completely 6x^11-24x^7

Eric and shiloh each have a savings account. the ratio of eric’s account balance to shiloh’s account balance is 4: 3. together they have a total of $140 in their accounts. use the tape diagram below to you determine the balance of eric’s account.