Question
The average number of coins Japheth and Brandon had was 123. The average number of coins Japheth and Ahmad was 67.5. Given that the ratio of the number of coins Brandon had to the number of coins Ahmad had was 5 : 2, find the number of coins Japheth had.
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The average number of coins Japheth and Brandon had was 123. The average number of coins Japheth and Ahmad was 67.5. Given that the ratio of the number of coins Brandon had to the number of coins Ahmad had was 5 : 2, find the number of coins Japheth had.