A group of friends equally split the dinner bill shown. If each person paid $16, how many friends paid?

This race was first held in 1953 on august 16th. every decade the race finishes with a festival. how many years is this?

The number if marbles of different colors stored in a hat is listed below: 4 red marbles 10 green marbles 7 blue marbles. without looking in the hat, dan takes out a marble at random. he replaces the marble and then takes out another marble from the hat. what is the probability that dan takes out a blue marble in both draws?

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