Solve the problem.
-On a biology test, a student got 25 questions correct but did not pass. On a second attempt, the student got 32 questions correct. What was the percent of increase?
A) 72%
B) 21.9%
C) 28%
D) 7%

Question

Quizplus · Accepted Answer

The percent increase is calculated by the formula: [(new value - old value) / old value] * 100. Here, it is [(32 - 25) / 25] * 100 = 28%.

Solve the Problem. -On a Biology Test, a Student Got 25 Questions Correct