Aand b are positive integers and a–b = 3. evaluate the following: 9^0.5b / 3^a or same thing written in a different way (9^1/2b) / (3^a)

Aresearch company wants to test the claim that a new multivitamin to improve short term memory. state the objective of the experiment, suggest a population, determine the experimental and control groups, and describe a sample procedure.

Olga used 100 ounces of flour to make 225 muffins. how many ounces of flour will be used to make 300 muffins?

Adriveway is 40 yards long about how many meters long is it