Mark runs 5 miles in 40 minutes. if he continues at the same rate, can he run 14 miles in 120 minutes?

Jordan rides his bike 6 7/15 miles every day to deliver newspapers and to go to and from school. if his ride to and from school is 4 3/10 miles, how many miles is the trip to deliver newspapers? 1 1/3 1 1/6 2 1/6 2 4/5

When turned about its axis of rotation, which shape could have created this three-dimensional object?

What happens to the area as the sliders are adjusted? what do you think the formula for the area of a triangle is divided by 2?