Determine whether the relation is a function.Ranking of finalists in ice-skating competition: 
A. It is not a function.
B. It is a function.
Answer: B
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Expand the number to its natural form.8.62 × 109
A. 8,620,000,000 B. 86,200,000,000 C. 862,000,000,000 D. 862,000,000
Solve the polynomial inequality. Express the solution in interval notation.2x2 - 3x ? 5
A. (-?, -1) ? 
B. 
C. (-?, -1] ?
D. 
Solve the problem.Alex and Juana went on a 40-mile canoe trip with their class. On the first day they traveled 14 miles. What percent of the total distance did they canoe?
A. 3% B. 300% C. 35% D. 0.35%
Solve the problem.A gift basket retailer estimates that the number of gift baskets a new employee can assemble per day after x days of training is N(x) = 6 + 
. How many gift baskets does the company expect a new employee to assemble per day in the long run?
A. 11 B. 16 C. 12 D. 6