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Table of Contents > Cluster 4 > Multiple-choice Items |
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HSPA Math Macro 4b:
Using functions to represent mathematical
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y=x2-2x y=x2-x y=x-1 y=1/4x - x
Lauren goes into a music store where all CDs are marked 12% off. If she buys n CDs for 16.99 each, how much money will she need?
12(16.99n) n x (.12)(16.99) n x (16.99 - (16.99)(.12)) (n x 16.99) - .12 (16.99)
If xy=2 and x is greater than 0, which of the following is true?
As x increases, y increases As x increases, y decreases When x is greater than 1, y is less than 1 When x is between 0 and 1, y is a negative number
A local jewelry dealer calculates the price at which he will buy back gold jewelry based on the following formula: B = .75(G - 15) + .15G, where B is the "buyback" price and G is the current market value of the gold. You bring in a gold bracelet with a current market value of $105. What will the dealer pay you for the bracelet?
$78.75 $79.50 $81.00 $83.25
James came home from school with 16 hours of homework. He had three times as much English homework as he had math. How much math homework did he have?
3 hours 4 hours 6 hours 16 hours
Roland just bought a used car that has a capacity of 1500 pounds. If he and his brother weigh 320 pounds together, which of the inequalities below could be used to find the maximum number of additional friends who can ride in his car (assume an average weight of 160 pounds).
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