Problem
QUESTION 6 Solve. On a biology test, a student got 25 questions correct but did not pass. On a second attempt, the student got 37 questions correct. What was the percent of increase? \( 32.4 \% \) \( 12 \% \) \( 52 \% \) \( 48 \% \)
Solution
Step 1 ：\(\frac{37 - 25}{25}\times 100\%\)
Step 2 ：\(\frac{12}{25}\times 100\%\)
Step 3 ：\(48\%\)
