Ten red, seven white and eight blue marbles are in a bag. Find the probability of the event. P ( Red or Blue)

Find the value of the variable and the length of each secant segment.

Find the multiplicative inverse of 8-12i

The median of a data set is the measure of center that is found by adding the data values and dividing the total by the number of data values that is the value that occurs with the greatest frequency that is the value midway between the maximum and minimum values in the original data set that is the middle value when the original data values are arranged in order of increasing (or decreasing) magnitude