If you measure angle is 80 is an acute?

Fredrick designed an experiment in which he spun a spinner 20 times and recorded the results of each spin

Acar started driving from city a to city b, distance between which is 620 miles, at a rate of 60 mph. two hours later a truck left city b and started moving towards city a at a rate of 40 mph. how many hours after the truck's departure will the two meet?

Julian played 16 notes in 4 seconds.write the rate as a fraction. then find the unit rate