Which method can be used to find the interquartile range for a set of data? Find the difference between the maximum and minimum values.
Find the difference between the upper and lower quartiles.
Find the median of the upper half of an ordered data set.
Find the sum of the maximum and minimum values.

Solve 3x-18=2y and 5x-6y=6 by elimination show work

Aroulette wheel has 38 slots in which the ball can land. two of the slots are green, 18 are red, and 18 are black. the ball is equally likely to land in any slot. the roulette wheel is going to be spun twice, and the outcomes of the two spins are independent.the probability that it lands one time on red and another time on black in any order is(a) 0.5 (b) 0.25 (c) 0.4488 (d) 0.2244

Find the rate of change for the situation.you run 7 miles in one hour and 21 miles in three hours.