Question
The average number of erasers Nick and Flynn had was 100. The average number of erasers Nick and Oliver was 68.5. Given that the ratio of the number of erasers Flynn had to the number of erasers Oliver had was 9 : 2, find the number of erasers Nick had.
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The average number of erasers Nick and Flynn had was 100. The average number of erasers Nick and Oliver was 68.5. Given that the ratio of the number of erasers Flynn had to the number of erasers Oliver had was 9 : 2, find the number of erasers Nick had.