Use the division method to find the GCF. If the GCF is 1, write relatively prime.68 and 136
A. 34
B. 17
C. 4
D. 68
Answer: D
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Combine like terms.4y4 - 9y4
A. 5y B. -5 C. -5y4 D. 5y4
Find the probability.If three cards are drawn without replacement from a deck, find the probability that the third card is a heart, given that the first two cards were hearts.
A. 
B. 
C. 
D. 
Determine which value(s), if any, must be excluded from the domain of the variable in the expression.
A. x = 
B. x = 81
C. x = 9
D. x = 9, x = -9
Solve the problem.As Sunee improves her algebra skills, she takes 0.9 times as long to complete each homework assignment as she took to complete the preceeding assignment. If it took her 75 minutes to complete her first assignment, find how long it took her to complete the fifth assignment. Find the total time she took to complete her first five homework assignments. (Round to the nearest minute.)
A. 44 min; 258 min B. 49 min; 307 min C. 44 min; 307 min D. 49 min; 258 min