2. two linear functions in a coordinate plane have no points
of intersection. which pair of functions does not intersect?

a: 6x + 2y = 12 and 20x + 10y = 14. b: 4x + 2y = 12 and 20x + 10y = 30
c: 6x +2y = 12 and y = 0.5x -0.6
d: 10x + 10y = 6 and y = 0.5x - 0.6

Which of the following are parts of a sphere

Haruka hiked several kilometers in the morning. she hiked only 66 kilometers in the afternoon, which was 25% less than she had hiked in the morning. how many kilometers did haruka hike in all?

One of every 20 customers reports poor customer service on your company’s customer satisfaction survey. you have just created a new process that should cut the number of poor customer service complaints in half. what percentage of customers would you expect to report poor service after this process is implemented? 1.) 5% 2.) 10% 3.) 2% 4.) 2.5%