Solve the problem.A woman has $1.70 in dimes and nickels. She has 2 more dimes than nickels. How many nickels does she have?
A. 14 nickels
B. 12 nickels
C. 10 nickels
D. 8 nickels
Answer: C
Mathematics
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Solve the equation.- 
x = 
- 1
A. - 
B. 
C. - 
D. 
Mathematics
Solve the problem.A manufacturer's cost is given by C = 200 
+ 200, where C is the cost and n is the number of parts produced. Find the cost when 27 parts are produced.
A. $500 B. $67 C. $800 D. $1240
Mathematics
Find all solutions of the equation in the complex number system.x2 + 16 = 0
A. {4i, -4i} B. {8} C. {4} D. {4, -4}
Mathematics
Find the product and write the result in standard form.(-4 + i)(-4 - i)
A. 17 B. 16 C. -4 D. -15
Mathematics