Which question cannot be answered by the solution to the equation 3x=27?

3x=

- Elena read three times as many pages as Noah. She read 27 pages. How many pages did Noah read?
- Lin has 27 stickers. She gives 3 stickers to each of her friends. With how many friends did Lin share her stickers?
- Diego paid $27 to have 3 pizzas delivered and $35 to have 4 pizzas delivered. What is the price of one pizza?
- The coach splits a team of 27 students into 3 groups to practice skills. How many students are in each group?

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