Four typists can type a total of 600 memos in three days. At that rate, how many memos can three typists type in one day?
Question:
Four typists can type a total of 600 memos in three days. At that rate, how many memos can three typists type in one day?
Answer:
Let's think step by step.

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Four typists can type a total of 600 memos in three days. At that rate, how many memos can three typists type in one day?
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