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Situation 2
Ann can type a report in five hours while Vicky can finish the same report in four hours. If both girls work on the report together, how long will it take them to finish it?

Process Questions:

1. What formula is used to find the time it will take Ann and Vicky to finish the report?
2. How was the formula used in finding the time?
3. Is there another way of finding time?

pls help lol:')​