2021 SPRING AMC10B 真题
2021-10-02 AMC 2021 SPRING AMC10B AMC PDF 466.05KB
2021Spring AMC10B
Problem 1
How many integer values of satisfy ?
< (A) 9 (B) 10 (C) 18 (D) 19 (E) 20 有多少个整数值满足 ？
Problem 2
Problem 3
In an after-school program for juniors and seniors, there is a debate team with an equal number of students from each class on the team. Among the students in the program, of the juniors and of the seniors are on the debate team. How many juniors are in the program?
在面向高二和高三学生的某课外课程中，有一个辩论队，每个年级参加辩论队的人数相同。 已知在参加这个课程的 28 名同学中，有 25 ％的高二学生和 10 ％的高三学生参加了辩论队。 问这个课程中有多少名高二的学生？
