Eight different cereals have 120, 160, 135, 144,153,122,118, and 134 calories per serving. what is the interquartile range for the data?

Given: △abc, ab=15, bd=9 ad ⊥ bc , m∠c=30°. find: the perimeter of the triangle.

Find the solution(s) to the system of equations. select all that apply y=x^2-1 y=2x-2

Reduce fractions expressing probability to lowest terms. in 3,000 repetitions of an experiment, a random event occurred in 500 cases. the expected probability of this event is?