Multiplying and Dividing Rational Numbers Review

Complete the table to show the total changes in price for Stock B

Complete the table to show the average (mean) daily change in the price of Stock A

Complete the table to show the average (mean) daily change in the price of Stock C

Complete the table to show the total changes in price for Stock D

A horse's weight decreases by 1/2 pound per week. At this rate, how many weeks will it take for the horse to lose a total of 5 1/2 pounds? Write an expression that could be used to model this situation.

A horse's weight decreases by 1/2 pound per week. At this rate, how many weeks will it take for the horse to lose a total of 5 1/2 pounds?

The total change in outdoor temperature over 6 hours was -21° F. What was the mean change in temperature per hour?

The depth of water in a swimming pool decreases 1/8 inch per day due to evaporation. No water is added to the pool for a 2-week period. What is the total change in the depth of the water during this time period?

Which expression is equivalent to $$-(2/5)$$ ? Options: $$-\frac{(-2)}{5}$$ , $$-\frac{2}{(-5)}$$ , $$\frac{(-2)}{(-5)}$$ , $$\frac{2}{-5}$$

Which decimal is equivalent to $$\frac{5}{9}$$ ? Options: $$0.\overline{5}$$ , $$.55$$ , $$1.8$$ , $$5.9$$