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Integrated Algebra - New York Regents January 2013 Exam

    Answer all 30 questions in this part. Each correct answer will receive 2 credits. No partial
credit will be allowed. Record your answers on your separate answer sheet. [60]

Formats View Examination Paper with Answers Solve Examination Paper Questions Review
: Multiple choice

Your Performance  

1.

1 The number of hours spent on math homework during one week and
  the math exam grades for eleven students in Ms. Smith’s algebra
  class are plotted below.

Based on the plotted data, what is the correlation between the time
spent on homework and the exam grade?
(1) positive                   (3) no correlation
(2) negative                   (4) cannot be determined

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2.

2 A car uses one gallon of gasoline for every 20 miles it travels. If a
  gallon of gasoline costs $3.98, how much will the gas cost, to the
  nearest dollar, to travel 180 miles?
  (1) 9                           (3) 45
  (2) 36                          (4) 80

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3.

3 If Angelina’s weekly allowance is d dollars, which expression
  represents her allowance, in dollars, for x weeks?

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4.

4 What is the solution of the system of equations shown in the graph
  below?

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5.

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6.

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7.

7 In right triangle ABC shown below, what is the value of cos A?

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8.

8 A bag contains five green gumdrops and six red gumdrops. If Kim
  pulls a green gumdrop out of the bag and eats it, what is the
  probability that the next gumdrop she pulls out will be red?

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9.

9 Which graph represents a function?

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10.

10 The current population of a town is 10,000. If the population, P,
   increases by 20% each year, which equation could be used to find the
   population after t years?

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