You have 3 stop lights on your street. At pretty random times, each one can turn red, yellow or green. What is the random chance of you making it through all three lights when they are yellow or green? (1/3 is not the answer!)

What is the prime factorization of 195

The wheels of a bicycle have a diameter of 70cm. how many meters will the bicycle travel if each wheel makes 50 revolutions

Mrs. avila is buying a wallpaper border to go on all of her kitchen walls. she wants to buy 5 extra feet of wallpaper border than she needs to be sure she has enough. she buys 55.5 feet of the border. the store owner selling the border uses the width of mrs. avila's kitchen to determine that the length of her kitchen must be 14.5 feet.