Solve the problem.On a buying trip in Los Angeles, Rosaria Perez ordered 120 pieces of jewelry: a number of bracelets at $11 each and a number of necklaces at $13 each. She wrote a check for $1400 to pay for the order. How many bracelets and how many necklaces did Rosaria purchase?
A. 75 bracelets and 45 necklaces
B. 85 bracelets and 35 necklaces
C. 80 bracelets and 40 necklaces
D. 90 bracelets and 30 necklaces
Answer: C
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Find the mode.The last eight televisions sold at a local electronics store cost $389, $363, $430, $363, $349, $389, $349, $363.
A. The mode is 363. B. The mode is 360.8. C. The two modes are 363 and 389. D. The mode is 389.
Identify the property illustrated by the statement. Assume all variables represent real numbers.(2 + 3) + 6 = (3 + 2) + 6
A. Associative B. Closure C. Distributive D. Commutative
Find the degree of the following polynomial and determine whether it is a monomial, binomial, trinomial, or none of these.17y5 + 7y4 + 3
A. 10; trinomial B. 9; trinomial C. 5; binomial D. 5; trinomial
Solve the problem.A comet follows the hyperbolic path described by 
- 
= 1, where x and y are in millions. If the sun is the focus of the path, how close to the sun is the vertex of the path? 
A. 2.2 million B. 4.6 million C. 21 million D. 2.4 million