Ren's phone has lost power. He cannot get to the bus schedule and can’t remember which bus to take home. He sees three people: a police officer, a musician, and a lady walking her dog. Which person would be best to help him and why?

The triangles are similar. what is the value of x? show your work.

Which data set has a greater spread? why? set a: {38, 12, 23, 48, 55, 16, 18} set b: {44, 13, 24, 12, 56} has a greater spread because .

The chs baseball team was on the field and the batter popped the ball up. the equation b(t)=80t-16•16+3.5 represents the height of the ball above the ground in feet as a function of time in seconds. how long will the catcher have to get in position to catch the ball before it hits the ground? round to the nearest second