Kim took 5 hours to complete a journey with an average speed of 80 km/h. For the first 3 hours, she travelled at an average
speed of 60 km/h. What was her average speed for the
remaining time of the journey?
km

Alivestock company reports that the mean weight of a group of young steers is 1100 pounds with a standard deviation of 93 pounds. based on the model n(1100,93) for the weights of steers, what percent of steers weigh a) over 1050 pounds? b) under 1300 pounds? c) between 1150 and 1250 pounds?

Acar travels in reverse. it covers 150 meters in 12 seconds what is the velocity of the car what is the speed of the car

Which of the following is not a physical property of mattera. melting pointb.heat of combustionc. viscosityd. boiling point