The number of members of a new social networking site doubles every day. On Day 1 there were 27 members and on Day 2 there were 54 members.
- How many members were there on Day 12? (1 mark)
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- On which day was the number of members first greater than 10 million? (2 marks)
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- The site earns 0.5 cents per member per day. How much money did the site earn in the first 12 days? Give your answer to the nearest dollar. (2 marks)
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