Tim has a large collection of books. The number of paperback books he owns is three less than four times the number of hardcover books. In total, 447 books. How many hardcover books does he own?

Aman steps out of a plane at a height of 4,000m above the ground falls 2,000m very quickly and then opens his parachute and slowly falls the remaining 2000m to the ground what height above the ground would be the best choice for a reference point

Plot the points (0,6), (3,15.8), and (9.5,0) using the graphing tool, and find the function

For which of the following counts would a binomial probability model not be reasonable? a)the number of people in a classroom born in januaryb) the number of people in a classroom with red hair c) the number of people admitted to a hospital in a day with a particular disease d) the number of heart beats in a one-minute perio.