[問題]GWD 18-29

[媽媽教的好]

答案是B
A sum of money was divided between John and Anne such that the ratio of John’s share to Anne’s share was 5 to 3. If John’s share exceeded of the sum of money by $50, what
was Anne’s share?
A. $180
B. $270
C. $340
D. $450
E. $720

請問一下 IF子句所問的意思是???
還有如何解這題 謝謝

[吳]

題目打錯了喔
If John’s share exceeded 5/9 of the sum of money by $50
這句話的意思就是 john=5/9*(sum)+50
sum=john+ann

(以下j:john; a:ann)
j:a=5:3=>令j=5N,a=3N 帶入下式
j=5/9*(a+j)+50=>N=90
故A=3*90=270

[媽媽教的好]

真是不好意思...下次會多注意
謝謝你清楚的解釋