What is the difference of the values of the first and third quartile of this data set {10, 9,6,12,4,6,7,8,15,14,12,9,10,5}

Solve the equation - 2(m -30) = -6m a-15 b-13 c-8 d8

What number line represents the solution set for the inequality -1/2 greater than or equal to 4

Oliver read for 450 minutes this month his goal was to read for 10% more minutes next month if all of her medicine go how many minutes will you read all during the next two months