6. Ahua and Ahua did the same number of questions. For each correct answer, 10 points are added, and for each wrong answer, 5 points are deducted. In the end, Ahua's score was 30 points higher than Aflower's. It is known that Ahua got 5 questions right, so Aflower got $\qquad$ questions right.
【Analysis】 $30 \div(10+5)=2$ (questions), Ahua got $5-2=3$ questions correct.