Write out the sum. Do not evaluate.
A. 
+ 
+ 
+ 
B. 
C. 
+ 
+ 
+ 
+ 
D. 
+ 
+ 
+ 
+ 
Answer: D
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Solve the problem.A long strip of sheet metal 12 inches wide is to be made into a small trough by turning up two sides at right angles to the base. If the trough is to have maximum capacity, how many inches should be turned up on each side?
A. 3 inches B. 4 inches C. 4 inches on one side, 5 inches on the other D. 6 inches
Which of the following three-step processes has been found to be most effective when teaching sampling distributions with Sampling Sim software?
a. predict-test-evaluate b. show-tell-practice c. simulate-analyze-simulate d. software-manipulatives-address learning styles
Locate the fraction on the number line.
A.
B.
C.
D.
Graph the union or intersection of the two sets, as requested.Union
A. 
B. 
C. 