Problem Solving
试题详情
题目：
A certain club has 20 members. What is the ratio of the member of 5-member committees that can be formed from the members of the club to the number of 4-member committees that can be formed from the members of the club?
选项:
A、16 to 1
B、15 to 1
C、16 to 5
D、15 to 6
E、5 to 4
答案:
C
提问：
A certain club has 20 members. What is the ratio of the member of 5-member committees that can be formed from the members of the club to the number of 4-member committees that can be formed from the members of the club?
16 to 1
15 to 1
16 to 5
15 to 6
5 to 4
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