A coin-operated bouncy ball dispenser has a large glass sphere that holds many spherical balls. The large glass sphere has a radius of 9 inches. Each bouncy ball has radius of 1 inch and sits inside the dispenser. If there are 243 bouncy balls in the large glass sphere, wat proportion of the large glass sphere's volume is taken up by bouncy balls? Explain how you know. Hint: The proportion taken up by the bouncy balls

15m is what percent of 60m; 3m; 30m; 1.5 km? the last one is km not m

Tom is the deli manager at a grocery store. he needs to schedule employee to staff the deli department for no more that 260 person-hours per week. tom has one part-time employee who works 20 person-hours per week. each full-time employee works 40 person-hours per week. write and inequality to determine n, the number of full-time employees tom may schedule, so that his employees work on more than 260 person-hours per week. graph the solution set to this inequality.

What is the value of the discrimination for the quadratic equation 0=×2+2+×2