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Assuming that cooking time varies directly with weight, if a five-pound duck takes 2.25 hours to cook, how many hours to the nearest tenth are required to cook a six-pound duck? [a] hours  

Olesya had a basket of eggs. She gave half of them to her mother. Then her friend took two more to make some cookies. After that she gave 1/3 of what was left to her neighbor and then she made an omelet with four more of the eggs. If she was then left with a half dozen eggs, how many eggs did she start with?  [a] eggs

Use equal products or equal quotients to do each computation. Show your work on paper and explain your reasoning on paper as well. Type the answer of the computation into the blank. a)   

Sketch Decimal Squares to illustrate each equation on your paper. When completed, type “Done”. a) 3

Draw sketches on your paper using the Fraction Bars model to illustrate each equation. When finished type in “Done”. a)     b)  

In a lab, the temperature of a chemical reaction was changing by a fixed number of degrees per minute. The temperature at 7:00 P.M. was -10° C. If the temperature dropped 3° C per minute, what was the temperature at 6:45 P.M. that same night?  [a]

Determine the opposites of these numbers. Type a fraction in a/b form. a)   

Perform each operation. Write all answers as fractions or mixed numbers in lowest terms. Use a/b for fractions. Show your work on paper and type in the final answer.  a)    2

You must type your answer into the given box and show all your work. For credit, please follow the instructions below and show all the steps. Step 1. Type the provided values along with their units in the problem, and designate a specific symbol (standard) for each known value and value that you need to determine.  Step 2. Type the general equations that you will use to solve the problem using the variables (no numbers yet). Step 3. Show steps to utilize the provided values and their respective units to calculate the answer for the value you need to determine.   A 1000-kg truck moving at 10 m/s that brakes to a stop in 5 s has an average braking force of_____________

You must type your answer into the given box and show all your work. For credit, please follow the instructions below and show all the steps. Step 1. Type the provided values along with their units in the problem, and designate a specific symbol (standard) for each known value and value that you need to determine.  Step 2. Type the general equations that you will use to solve the problem using the variables (no numbers yet). Step 3. Show steps to utilize the provided values and their respective units to calculate the answer for the value you need to determine.   A boxer punches a sheet of paper in midair from rest to a speed of 40 m/s in 0.05 s. If the mass of the paper is 0.01 kg, the force of the punch on the paper is