An ice cream truck started the day with 45 ice cream sandwiches. During a stop at a busy park they sold s ice cream sandwiches. After the stop, the truck had 21 ice cream sandwiches remaining. Write an equation to describe this situation

Table which ratio is equivalent to 3: 7? 6: 7 3: 21 24: 56 15: 30

What does the sign of the slope tell you about a line?

Gravel is being dumped from a conveyor belt at a rate of 25 ft3/min, and its coarseness is such that it forms a pile in the shape of a cone whose base diameter and height are always equal. how fast is the height of the pile increasing when the pile is 14 ft high? (round your answer to two decimal places.) ft/min