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Peter and Jane both calculated the volume of a solid of revolution using a definite integral. Both chose a solid obtained by rotation of a line segment about the $x$-axis. The endpoints of Peter’s line segment are $[0;1]$ and $[5;4]$, the endpoints of Jane’s line segment are $[0;3]$ and $[5;0]$. Finally, they compared their calculated volumes. Which of the following statements is true?