SAT Math: Practice Questions-Problem solving and data analysis-Data collection and conclusions

Question

In a survey of 240 television viewers, \(\frac{3}{5}\) indicated that they like comedies, some indicated that they do not like comedies, and the rest did not respond. If one of the 240 viewers is selected at random, the probability is \(\frac{1}{15}\) that the viewer selected did not respond. How many of the 240 viewers indicated that they do not like comedies?

Answer/Explanation

Ans: 80

Question

The nutrition information for a chicken noodle soup recipe is shown in the table. One batch of soup consists of 6 servings. ( 1 serving = 1 cup)

Nutrition Information, Amount/Serving
Total calories: 203 calories
Percent of total calories from fat: 30%
Fat: 7 grams
Protein: 25 grams
Carbohydrate: 9 grams
Fiber: 1 gram

Approximately how many calories from fat are in one serving of the soup? 

  1. 61
  2. 75
  3. 144
  4. 609
Answer/Explanation

Ans: A

Question

Based on the 2010 US census, the population of Milwaukee, Wisconsin, was about 96% of the population of Baltimore, Maryland. In 2010, if Milwaukee’s population was about 595,000, which of the following is the best approximation of Baltimore’s population? 

  1. 620,000
  2. 570,000
  3. 300,000
  4. 95,000
Answer/Explanation

Ans: A

Question

The graph shows the average heart rate for 15 people before, during, and after a period of strenuous exercise. The horizontal axis shows time, in minutes, and the vertical axis shows average heart rate, in beats per minute. The exercise period began at 5 minutes and ended at 15 minutes

Approximately how many minutes did it take after the exercise period ended for the average heart rate to first return to the average heart rate before the exercise period began? 

  1. 9
  2. 15
  3. 24
  4. 27
Answer/Explanation

Ans: A

Question

An airplane uses approximately 5 gallons of fuel per mile flown. If the plane has 60,000 gallons of fuel at the beginning of a trip and flies at an average speed of 550 miles per hour, which of the following functions estimates the amount of remaining fuel \(A(t)\), in gallons, \(t\) hours after the trip began? 

  1. \(A(t)=60,000-110t\)
  2. \(A(t)=60,000-550t\)
  3. \(A(t)=\frac{60,000-550t}{5}\)
  4. \(A(t)=60,000-2,750t\)
Answer/Explanation

Ans: D

Question

A survey asked a class of 30 students how many siblings they have. The number of students who have one sibling is 3 times the number of students, \(n\), who have two or more siblings. If 6 students have no siblings, which of the following equations represents this situation? 

  1. \(\frac{1}{3}n+6=30\)
  2. \(3n+6=30\)
  3. \(4n+6=30\)
  4. \(6n+6=30\)
Answer/Explanation

Ans: C

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