Harvey bought two pinatas, one shaped like a soccer ball and one shaped like a basketball. Both pinatas are spheres with a radius of 5 inches.
What is the total volume of both pinatas? Round to the nearest tenth.​

The vertices of a triangle are a(7,5), b(4,2), c(9,2). what is m

Logan wants to know how many skateboards have defective parts. he inspects 20,000 skateboards and keeps track of the number of defects per board. use his probability distribution table to find the expected value for defects on a skateboard.

Afrequency table of grades has five classes (a, b, c, d, f) with frequencies of 3, 13, 14, 5, and 3 respectively. using percentages, what are the relative frequencies of the five classes?