Question
Leah, Owen and Lilian have a total of $90. Owen has $20 more than Leah. Lilian has four times the total amount of money that Owen and Leah have. How much more money has Lilian than Owen?
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Leah, Owen and Lilian have a total of $90. Owen has $20 more than Leah. Lilian has four times the total amount of money that Owen and Leah have. How much more money has Lilian than Owen?