Question
The average number of coins Jenson and Ken had was 111. The average number of coins Jenson and Vaidev was 65.5. Given that the ratio of the number of coins Ken had to the number of coins Vaidev had was 9 : 2, find the number of coins Jenson had.
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The average number of coins Jenson and Ken had was 111. The average number of coins Jenson and Vaidev was 65.5. Given that the ratio of the number of coins Ken had to the number of coins Vaidev had was 9 : 2, find the number of coins Jenson had.