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Each problem, consists of a problem followed by two Statements T and II. Decide whether the data in the statements are sufficient to answer the question.
If no student took test T more than once, how many students took test T?
I. The average (arithmetic mean) of the students' scores on test T was 72.
II. The sum of the students' scores on test T was 2232.
Statement 1: Insufficient
Number of students not able to find
Statement 2: Insufficient
We don't know how many students or the Average
Statements both:
Average = sum/students
let x=students who took test T.
72=2,232/x
72 x=2,232
x=2,232/72
So, sufficient
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