Here is a tree diagram showing the sample space for two independent events. What is the probability of getting a sum total of 15 or less when the two events are added together?

Asailor is looking at a kite. if he is looking at the kite at an angle of elevation of 36and the distance from the boat to the point where the kite is directly overhead is 40 feet, how high is the kite?

What is the interquartile range of this data set? 2, 5, 9, 11, 18, 30, 42, 48, 55, 73, 81

What is mean median mode and range?