Chase plays the piano and the cello. for every 2 hours he practices the piano, he practices the cello for 4 hours. if he practiced the piano for 6 hours last week, how many hours did he spend practicing the cello?

What signals you that factoring by grouping is the best method to use when factoring a problem?

Acircular city park has a sidewalk directly through the middle that is 111 - feet long. if each bag of fertilizer covers 50 square feet, then determine how many bags of fertilizers the parks and recreation department needs to use to cover the circular park. ignore all the sidewalks around and through the park.

At the beginning of year 1, carlos invests $600 at an annual compound interest rate of 4%. he makes no deposits to or withdrawals from the account. which explicit formula can be used to find the account's balance at the beginning of year 5? what is, the balance?