SAT Math: Solving for x to Identify a Class Average

A teacher is grading science tests for a class of 20 students. Each student can score between 0 and 100. If the average score of the first 12 students' tests is 65, what is the lowest possible score that the 13th student's test can receive in order for the 20 students to reach a class average of 75?

Product Type	SAT Math
SAT	SAT Math
SAT Math	Problem Solving and Data Analysis Statistics and Probability
Test Prep	SAT Math

Transcript

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want everyone to do well on this test To get

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that grade above a twenty may we humbly recommend a 00:02:20.1 --> [endTime] bit more shmoop times