Apicture on the wall in jeremy's classroom has 4 right angles,4 sides of equal length, and 2 pairs of opposite sides that are parallel. what quadrilateral best describes the picture?

Find the number of positive three-digit even integers whose digits are among 9, 8, 7,5, 3, and 1.

Long division the problem is 40 ➗ 348 = ?

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?