You have $30 to buy muffins. however, at the shop you can buy 1 muffin for $4. A write an inequality from the above information.
B solve this inequality to find the number of muffins you can buy
C how much money will you have left over ?​

Find the value of the variable and the length of each secant segment.

The sum of the speeds of two trains is 720.2 mph. if the speed of the first train is 7.8 mph faster than the second train, find the speeds of each.

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