Estimate the product by first rounding each number so that there is one nonzero digit.9.319 × 2.01
A. 36
B. 1.8
C. 18
D. 180
Answer: C
Mathematics
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Sketch the surface z = f(x,y).f(x, y) = 
A. 
B. 
C. 
D. 
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Solve the problem.Suppose you purchase an six-year bond for $7200. The face value of the bond when it matures is $9144. Find the APR.
A. 4.5% B. 4.75% C. 4.25% D. 4% E. 5%
Mathematics
Solve the problem using the elimination method.A salesman sold $300 more than the rest of the sales staff. If the sales total for the day was $2300, how much did the rest of the sales staff sell?
A. $1000 B. $1300 C. $2000 D. $1150
Mathematics
Write with rational exponents and then apply the properties of exponents. Assume that all radicands represent positive real numbers. Give answers in exponential form.
? 
A. x10/20 B. x20/10 C. x7/9 D. x33/20
Mathematics