During a period of 30 seconds a scuba diver changed her depth by 150 feet. write a division expression to represent the change. then determine the average change in depth per second

Find the value of x that will make l ll m

Asmall business produces and sells balls. the fixed costs are $20 and each ball costs $4.32 to produce. each ball sells for $8.32. write the equations for the total cost, c, and the revenue, r, then use the graphing method to determine how many balls must be sold to break even.

What is the best approximation for the area of a circle with a radius of 4 m ? use 3.14 to approximate pi