Quadrilateral pqrs has vertices p(-3,2) q(-2,6) r(2,7) and s(1,3) using the grid below to assist you prove that pqrs is a rhombus.

Calculate the density of benzene if 300ml of it weighs 263g. a. 0.88 g/ml b. 1.14 g/ml c. 78,900 g/ml d. 37 g/ml

Three times the sum of a number and seven is negative thirty-six. what is the number?

Due to a packaging error, 4 cans labeled diet soda were accidentally filled with regular soda and placed in a 12 pack carton of diet soda. two cans were randomly selected from this 12 pack. what is the probability that both cans were regular soda?