Find each rate and unit rate of 40 meter in 16 seconds

The random variable x is the number of occurrences of an event over an interval of ten minutes. it can be assumed that the probability of an occurrence is the same in any two-time periods of an equal length. it is known that the mean number of occurrences in ten minutes is 5.3. the appropriate probability distribution for the random variable

How can constraints be used to model a real-world situation?

Ron has 8 caps and 4 of his caps are blue. thes rest of his cap are red. how many of ron's caps are red