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SAT · Reading and Writing · Information and Ideas

Command of Evidence (Quantitative)

Command of Evidence (Quantitative) is part of Information and Ideas in the SAT Reading and Writing section. The questions below are written in the style of the real test, each with the answer and a worked explanation.

Question types you will see here include complete the claim from a table, compare categories, two groups across two times and trend over time.

Common traps: statement using the wrong column or row; statement true only for one group; statement reversing the direction of change.

Sample questions

  1. Data table

    Students Enrolled in Computer Science Courses
    School20122022
    Delgado High161117
    Carver High216194
    Easton High58147
    Baker High215228

    An economist argues that, among the schools in the table, Easton High experienced the greatest growth in number of students enrolled in computer science courses between 2012 and 2022.

    Question 1

    Which choice most effectively uses data from the table to support the claim?

    • A.

      Delgado High had a number of students enrolled in computer science courses of 161 in 2012 and 117 in 2022.

    • B.

      In 2012, Carver High had a number of students enrolled in computer science courses of 216, the highest of the four schools listed.

    • C.

      In 2022, Baker High had a number of students enrolled in computer science courses of 228, the highest of the four schools listed.

    • D.

      Easton High went from 58 in 2012 to 147 in 2022, a larger increase than any other school in the table.

  2. Question 2

    Which choice most effectively uses data from the table to support the claim?

    • A.

      Baker High went from 122 in 2015 to 180 in 2023, a larger increase than any other school in the table.

    • B.

      In 2015, Easton High had a number of students enrolled in computer science courses of 249, the highest of the four schools listed.

    • C.

      In 2023, Carver High had a number of students enrolled in computer science courses of 243, the highest of the four schools listed.

    • D.

      Adams High had a number of students enrolled in computer science courses of 182 in 2015 and 195 in 2023.

  3. Question 3

    Which choice most effectively uses data from the table to support the claim?

    • A.

      North Bridge had an average daily number of bicycle commuters of 1703 in 2012 and 1390 in 2022.

    • B.

      In 2022, Harbor Bridge had an average daily number of bicycle commuters of 2269, the highest of the four bridges listed.

    • C.

      In 2012, Union Bridge had an average daily number of bicycle commuters of 2287, the highest of the four bridges listed.

    • D.

      Canal Bridge went from 2080 in 2012 to 2115 in 2022, a larger increase than any other bridge in the table.

  4. Question 4

    Which choice most effectively uses data from the table to support the claim?

    • A.

      In 2022, Site D had a number of monarchs counted, in thousands of 84, the highest of the four sites listed.

    • B.

      In 2012, Site C had a number of monarchs counted, in thousands of 86, the highest of the four sites listed.

    • C.

      Site E had a number of monarchs counted, in thousands of 43 in 2012 and 50 in 2022.

    • D.

      Site B went from 20 in 2012 to 37 in 2022, a larger increase than any other site in the table.

  5. Question 5

    Which choice most effectively uses data from the table to support the claim?

    • A.

      Delgado High had a number of students enrolled in computer science courses of 80 in 2010 and 121 in 2020.

    • B.

      In 2010, Carver High had a number of students enrolled in computer science courses of 196, the highest of the four schools listed.

    • C.

      In 2020, Easton High had a number of students enrolled in computer science courses of 233, the highest of the four schools listed.

    • D.

      Adams High went from 34 in 2010 to 102 in 2020, a larger increase than any other school in the table.

Find your real gaps

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