List 5 rational numbers between -2 and -1

An astronaut drops a rock into a crater on the moon. the distance, d(t), in meters, the rock travels after t seconds can be modeled by the function d(t)0.82. what is the average speed, in meters per second, of the rock between 5 and 10 seconds after it was dropped?

How many $20 bills do you need to have to make $280

The center of the circumscribed circle lies on line segment and the longest side of the triangle is equal to the of the circle.