Solve. Simplify the answer.Chris rode her bicycle 15
miles on Tuesday. On Thursday, she rode 
miles. What was her total biking distance for those two days?
A. 18
miles
B. 16
miles
C. 17
miles
D. 15
miles
Answer: C
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Solve the problem.The graph depicts a relationship between scores achieved on an unspecified standardized test and family income. Suppose the score for a test is 485 when the family income is $25,000 and is 535 when the family income is $55,000. Let x be the income, in thousands, and y be the score of the test. Graph the two given pairs of incomes and scores. Assume that the relationship is linear. Draw a line though the two previous points. From your graph, estimates the score if the family income is $40,000. Label the axes, and show where the solution is located on the graph.
A. 
Standardized test score: 585
B. 
Standardized test score: 560
C. 
Standardized test score: 510
D. 
Standardized test score: 535
Solve.Andrea buys $11.30 worth of gasoline for her car. If the gas station charges $1.539 per gallon, how many gallons did she get? (Round to the nearest tenth.)
A. 1.4 gal B. 13.6 gal C. 73.4 gal D. 7.3 gal
Determine the order of the matrix.[6]
A. 0 × 0 B. 0 C. 1 D. 1 × 1
Solve.x(4x + 18) = 10
A. 0, 
B. 
, -5
C. 2, 5
D. 0, - 