The board of an internet startup company has sixteen members. If one person is in charge of human resources and one person is in charge of marketing, in how many ways can these two positions be filled

Asap! i'm not good math and i'm lost.

Arectangular yard has area 96 square feet. if the width of the yard is 4 feet less than the length

Match each three-dimensional figure to its volume based on the given dimensions. (assume π = 3.14.) a right cylinder with radius 4 cm and height 3 cm 314 cu cm a cone with radius 5 cm and height 12 cm 160 cu cm a pyramid with base area 16 sq cm and height 30 cm 48 cu cm a pyramid with a square base of length 3 cm and height 16 cm 150.72 cu cm