For 13-15, use the box plots for the total precipitation for the same group of cities for months January and June. Calculate the IQR for each month.
January = inches
June = inches

6n^2-7n-75=0 solve by quadratic formula

Ben wants to play a carnival game that costs $2. in his pocket he has 5 red tickets worth 35 cents each, and 15 blue tickets worth 10 cents each. which of the following systems of inequalities correctly represents the constraints on the variables in this problem? let represent the red tickets and b represent the blue tickets.

If set d is not the empty set but is a subset of set e, then which of the following is true? d ∩ e = d d ∩ e = e d ∩ e = ∅