A bag contains 9 purple, 3 blue, 6 black, 2 orange, and 4 gray marbles. (Leave solution as a simplified fraction).
What's the probability of randomly selecting a gray marble, replacing it, and then selecting a blue marble?

Afruit stand has to decide what to charge for their produce. they need $10 for 4 apples and 4 oranges. they also need $15 for 6 apples and 6 oranges. we put this information into a system of linear equations. can we find a unique price for an apple and an orange?

Sara can take no more than 22 pounds of luggage on a trip. her suitcase weighs 112 ounces. how many more pounds can she pack without going over the limit?

If log_3(x)=4.5 and log_3(y)=3, what is log_3(x^2/y)? a. 3b. 6.75c. 6d. 1.5