Michael Can skateboard 100 feet in 5.4 seconds how fast can Michael skateboard in miles per hour?

Find the value of x. round the length to the nearest tenth

Answer for 10 points show work you guys in advanced < 3

When you have 25 numbers, and jake picks 3 random numbers and puts them back, what is the chance bob has of picking those 3 numbers when he picks 6 random numbers (without putting them back)? explain.