GMAT Data Sufficiency
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Source: GWD
Level: 3
Yesterday Diana spent a total of 240 minutes attending a training class, responding to E-MAils, and talking on the phone. If she did no two of these three activities at the same time, how much time did she spend talking on the phone?
(1)Yesterday the amount of time that Diana spent attending the training class was 90 percent of the amount of time that she spent responding to E-MAils.
(2)Yesterday the amount of time that Diana spent attending the training class was 60 percent of the total amount of time that she spent responding to E-MAils and talking on the phone.
- A Statement (1) ALONE is sufficient, but statement (2) alone is not sufficient.
- B Statement (2) ALONE is sufficient, but statement (1) alone is not sufficient.
- C BOTH statement TOGETHER are sufficient, but NEITHER statement ALONE is sufficient.
- D EACH statement ALONE is sufficient.
- E Statements (1) and (2) TOGETHER are NOT sufficient.