Marvin earns 8.25 per hour at his summer job. he wants to buy a video game system that costs 206.25

What is the range for 31,39,29,34,37,24,36,33,34,28

Given a: b and b: c, find a: b: c. write the ratio in simplest form. a: b=6: 10 and b: c=21: 33

Parabolas y=−2x^2 and y=2x^2 +k intersect at points a and b that are in the third and the fourth quadrants respectively. find k if length of the segment ab is 5.