Which expression calculates the speed in meters per second of an object that travels a distance of 100 m every 20 s? 100+20100+20 100−20100−20 1002010020 100⋅20

Ineed i do not understand i'm only 8

Valentina is subtracting from . she finds the lcd to be 15y2. what is valentina's next step?

The human resources manager at a company records the length, in hours, of one shift at work, x. he creates the probability distribution below. what is the probability that a worker chosen at random works at least 8 hours? probability distribution px(x) 6 hours 7 hours 8 hours 9 hours 10 hours 0.62 0.78 пол