智力测试

Fill in the missing letters and numbers. The alphabet has been written out to help you.

ABCDEFGHUKLMNOPQRSTUVWXYZ
Example: AB is to CD as PQ is to RS.
                      P3 is to O5 as N7 is to________.

【正确答案】

M9

【答案解析】

根据题目， O是P的前一个字母， 5是3加上2的数字； 所以以此类推，N的前一个字母是M， 7加上2是9， 所以N7对应M9。