Question
The average number of playing cards Luis and Japheth had was 455. The average number of playing cards Luis and Mark had was 230. If the ratio of Japheth's playing cards to Mark's playing cards was 9 : 4, find the number of playing cards Luis had.
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The average number of playing cards Luis and Japheth had was 455. The average number of playing cards Luis and Mark had was 230. If the ratio of Japheth's playing cards to Mark's playing cards was 9 : 4, find the number of playing cards Luis had.