GMAT Sentence Correction

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Source: PREP

Level: 2

New equipment and other improvements reduced the amount of time-from eleven hours in 1982 to six in 1988-needed by workers so that they could produce a ton of steel.

  • A needed by workers so that they could produce
  • B needed when workers are producing
  • C workers need in producing
  • D workers needed to produce
  • E workers need for their producing of

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