Elmo has 3 times as many books as his sister, Laura. Laura has twice as many books as her brother, Stu. If Elmo has 24 books, how many books does Stu have?
Let’s work this out in a step by step way to be sure we have the right answer.
4
Laura has 24 / 3 = 8 books.

Stu has 8 / 2 = 4 books.

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The answer is 4