What will be the final alcohol solution if 25 liters of 70% alcohol solution is mixed with 50
liters of 40% alcohol solution?
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Read the paragraph again, underline the details which support the main idea, and then anser the questions below.
1) Where did the first cinemas open?
2) When did the first cinemas open?
3) How long were the first films?
Step-by-step explanation:
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