5. Kevin puts $250 into a bank savings account. The account accrues a 12%interest rate compounded annually. How much money is in the account after 8 years?

One integer is 8 times another. if the product is 72, then find the integers

Haruka hiked several kilometers in the morning. she hiked only 66 kilometers in the afternoon, which was 25% less than she had hiked in the morning. how many kilometers did haruka hike in all?

There are three bags: a (contains 2 white and 4 red balls), b (8 white, 4 red) and c (1 white 3 red). you select one ball at random from each bag, observe that exactly two are white, but forget which ball came from which bag. what is the probability that you selected a white ball from bag a?