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Math·Geometry and Trigonometry·Lines, angles, and triangles

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Triangle PQR is similar to triangle STU, where P, Q, and R correspond to S, T, and U, respectively. In triangle PQR, the length of $PQ$ is 6 and the length of $QR$ is 24. In triangle STU, the length of $ST$ is 8. What is the length of $TU$?

A

8

B

14

C

32

D

48