Question
Zeph has $9 in his savings box and Oscar has $2 in his. Zeph adds $1 to his savings box each day and Oscar adds $4 to his each day. On which day will Oscar’s savings be twice of Zeph’s?
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Zeph has $9 in his savings box and Oscar has $2 in his. Zeph adds $1 to his savings box each day and Oscar adds $4 to his each day. On which day will Oscar’s savings be twice of Zeph’s?