The volume of a sphere is 972π cubic millimeters. what is the circumference of the great circle of the sphere? (recall that the formula for the volume for a sphere is v=4/3π^3 and the formula for the circumference of the great circle is c=2πr.) a. 9π mm b. 18π mm c. 36π mm d. 162π mm

Organic apples are on special for $1.50 per pound. does total cost vary inversely or directly with the number of pounds purchased? find the cost of 3.4 pounds of apples. a. inversely: $5.10 b. directly; $5.10 c. inversely: $2.27 d. directly; $2.27

In the sixth grade 13 out of 20 students have a dog if there are 152 sixth grade students how many of them have a dog

Luigi is the first person to finish a 5k race and is standing 13 feet beyond the finish line. another runner, mario, is still running the race and has approximately 24 feet before he reaches the finish line. what is the distance between mario and luigi? explain through words, numbers or pictures how you found the answer.