Determine whether the set is well defined or not well defined. The set of rivers that flow south to north
A. well defined
B. not well defined
Answer: A
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Determine what signs on values of x and y would make the statement true. Assume that x and y are not 0.
< 0
A. y must be negative. B. x must be negative. C. x and y have different signs. D. x and y must be negative.
Solve area problem.The diameter of a discus is about 8.6 in. What is the area of one flat surface of the discus? (Round to the nearest hundredth.)(Use 3.1 4 for ? .)
A. 58.06 in.2 B. 27 in.2 C. 29.03 in.2 D. 232.23 in.2
Solve the problem.A salesperson has two job offers. Company A offers a weekly salary of $350 plus commission of 10% of sales. Company B offers a weekly salary of $700 plus commission of 5% of sales. What is the amount of sales above which Company A's offer is the better of the two?
A. $7000 B. $7100 C. $14,000 D. $3500
Multiply.0.008 ? 0.82
A. 0.0000656 B. 0.000656 C. 0.656 D. 0.00656