There are 5 boys and 5 girls in a party. 5 teams are formed with 1 girl and 1 boy to play a game. Ming Oi Mock Q1How many different teams can be formed to play the game?
What is the correct answer?
Thanks.
收錄日期: 2021-04-23 23:35:47
原文連結 [永久失效]:
https://hk.answers.yahoo.com/question/index?qid=20110127000051KK01177