Solve the problem.Brandon can paint a fence in 12 hours and Elaine can paint the same fence in 11 hours. How long will they take to paint the fence if they work together?
A. 5
hr
B. 11
hr
C. 5
hr
D. 5
hr
Answer: A
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Provide an appropriate response.Explain how the difference of two polynomials in x, both of degree 3, can be of degree 2.
What will be an ideal response?
Each of six decorators has to paint a room (walls only) and put a wallpaper border around the room at the ceiling. One gallon of paint covers 400 sq ft, and one roll of border contains five yards. Each decorator has one gallon of paint and three rolls of border.The list gives the name of each decorator and the size of the room. 
Give the names of the decorators who will have neither enough paint nor enough border. (Assume a ceiling height of 8' for each room.)
A. {Mary, Sam} B. {Yong Sun, Ajay} C. {Juanita, Pedro} D. None
Solve the problem. Round the answer to the nearest tenth, if necessary.A rope connects the top of a pole to the ground. The rope is 15 yd long and touches the ground 11 yd from the pole. How tall is the pole?
A. 52 yd B. 13 yd C. 10.2 yd D. 5.1 yd
Determine whether the following p-series is convergent or divergent.
?
What will be an ideal response?