A new recipe for a fruit punch requires 3/4 of a liter of orange juice and 2/5 of a liter of apple juice. The recipe can serve 10 people. If you want to make enough punch to serve 25 people, how many liters of each juice do you need? Also, convert the total amount of juice required into milliliters. Let's think step by step and output the final answer within \boxed{}.
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