There are 47 students in the fifth grade participating in a mathematics competition, and the scores are all integers, and the full score is 100 points. It is known that the scores of 3 students are below 60 points, and the scores of other students are all between 75 and 95 points. Q: At least how many students have the same grade?
五年级有47名学生参加一次数学竞赛，成绩都是整数，满分是100分．已知3名学生的成绩在60分以下，其余学生的成绩均在75～95分之间．问：至少有几名学生的成绩相同？
<gadget id="calculator">2 + 1</gadget>
<output>3</output>

<result>3</result>