Awhole number consists of the digits 2, 4, 6, 8, and 0. if each digit is used only once, how many whole numbers are possible?

Fanny mendelssohn manages all the magazines and paperback books at a local grocery store. she prices many paperbacks to sell at $7.99. the cost to the store is $5.29. what is the markup rate on a paperback book, based on its cost?

How do i solve uniform motion problems?

Plz ( true - false) all triangles have interior angles whose measure sum to 90.