Question
Marion receives $21 more allowance than Vaidev each day. Marion spends $10 more than Vaidev each day. Their remaining money was saved. How much more money will Marion save than Vaidev after 3 days?
2 m

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Marion receives $21 more allowance than Vaidev each day. Marion spends $10 more than Vaidev each day. Their remaining money was saved. How much more money will Marion save than Vaidev after 3 days?