Find the LCD of the given fractions by inspection.
and 
A. 162
B. 27
C. 9
D. 18
Answer: D
Mathematics
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Divide and simplify.
A. 15x7 + 
B. -3 - 10x5
C. -3 + 
D. -3 + 2x2
Mathematics
Solve the problem.A 3-pound bag of potatoes cost $1.35. At that rate, what would a 4-pound bag of potatoes cost?
A. $1.80 B. $1.60 C. $1.81 D. $1.08
Mathematics
Using the graph below, sketch the graph of the given function. 
y = f(-x)
A. 
B. 
C. 
D. 
Mathematics
Solve.Mary and her brother John collect foreign coins. Mary has twice the number of coins that John has. Together they have 135 foreign coins. Find how many coins Mary has.
A. 18 coins B. 45 coins C. 90 coins D. 81 coins
Mathematics