Find the distance from Point A (0.2, 0.4) to Point B (-0.5, -0.6). Type your answer in decimal form, rounded to the nearest hundredth.

In a singing competition, there are 150 participants. at the end of each round, 40% of the participants are eliminated. how many participants are left after n rounds?

Varies inversely with x. if y=8.5 when x=-1 find x when y=-1

An ant travels at a constant rate of 30cm every 2 minutes. at what speed does the ant travel per minute