Solve for x.
X+5
4
6
X
(Simplify your answer.)
Help please

This question awards 100 ! i really don’t want to fail i will also mark you !

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

:24% of students in a class are girls. if there are less than 30 students in this class, how many students are there? how many girls are there?