GMAT 考满分题库

- 数学PS -

Rectangular Floor X is to be half as long as it is wide. If its perimeter is to be 240 yards, what will be the length of Floor X, in yards?

  • A

    20

  • B

    40

  • C

    60

  • D

    80

  • E

    120

显示答案
正确答案: B

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