Karen has $8,500 to invest for 3 years. She can earn simple interest at a rate of 4.5% per year, or interest compounded annually at a rate of 4.5% per year. Which method of earning interest should she choose, simple or compound, and how much more interest will she earn using this method?

Miguel bought a movie ticket that cost $5. he also bought popcorn and a bottle of water. how much did miguel spend altogether?

Aroulette wheel has 38 slots in which the ball can land. two of the slots are green, 18 are red, and 18 are black. the ball is equally likely to land in any slot. the roulette wheel is going to be spun twice, and the outcomes of the two spins are independent.the probability that it lands one time on red and another time on black in any order is(a) 0.5 (b) 0.25 (c) 0.4488 (d) 0.2244

Ab and bc are tangent to circle d. find x is ab = 3x + 8 and bc = 26. find x