1) In a school, tthe ratio of the number of boys to the total number of students is 3:8. If there are 775 girls in the school, find the total number of students.
列式PLZ*
Maths(10fun) ratio
2007-11-03 10:19 pm
回答 (2)
2007-11-03 10:26 pm
✔ 最佳答案
Ratio of number of girls to the total number of students= 1 - 3:8
= 1 - 3 / 8
= 5 / 8
So, total number of students
= 775 / (5 / 8)
= 1240
參考: Myself~~~
2007-11-03 10:31 pm
你果個問題,唔知我係唔係睇得明
式:3:8 x 775
=96.875 x 3
=290.625
唔知岩唔岩,但你條數係除唔盡喎
式:3:8 x 775
=96.875 x 3
=290.625
唔知岩唔岩,但你條數係除唔盡喎
收錄日期: 2021-04-13 14:19:03
原文連結 [永久失效]:
https://hk.answers.yahoo.com/question/index?qid=20071103000051KK01993