Question: Sally's percentile score on a math exam was 35, while Bob's percentile score on the same test was 70. We know one of the following

Sally's percentile score on a math exam was 35, while Bob's percentile score on the same test was 70. We know one of the following four statements is correct. Which one?

A.

Sally scored better than 35 of her classmates.

B.

Bob's math achievement is twice as good as Sally's.

C.

Bobcorrectly answered more items than Sally did.

D.

Sally correctly answered half as many items asBob did.

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