Simplify the expression. Assume that all variables represent positive real numbers.(-216)-2/3
A. -36
B. 36
C. 
D. - 
Answer: C
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Write the sentence as a proportion.4 tbsp of cocoa mix is to 3.5 cups of cocoa as 28 tbsp of cocoa mix is to 24.5 cups of cocoa.
A. 
= 
B. 
= 
C. 
= 
D. 
= 
Solve the linear equation symbolically.12x - 15x + 17x = 56 - 24x + 10x
A. -2 B. -3 C. 2 D. 3
Choose the equation that matches the graph.
A. (x - 5)2 + (y - 6)2 = 4 B. (x - 5)2 - (y - 6)2 = 4 C. (x - 5)2 - (y - 6)2 = 2 D. (x - 5)2 + (y - 6)2 = 2
Solve the problem.The following scatter diagram shows heights (in inches) of children and their ages.Height (inches)
Age (years)What happens to height as age increases?
A. Height and age do not appear to be related. B. Height stays the same as age increases. C. Height decreases as age increases. D. Height increases as age increases.