GMAT Question of the Day (Dec 19)

Math

Out of 100 people surveyed, 60 were women. If 10 were smoking women and 20 were smoking men, what percentage of men surveyed were non-smokers?

A. 10
B. 20
C. 30
D. 40
E. 50

Verbal

[u]Although the first pulsar, or rapidly spinning collapsed star, to be sighted was in the summer of 1969 by graduate student Jocelyn Bell, it had not been announced until February, 1968.[/u]

a) Although the first pulsar, or rapidly spinning collapsed star, to be sighted was in the summer of 1969 by graduate student Jocelyn Bell, it had not been announced until February, 1968.
b) Although not announced until February, 1968, in the summer of 1967 graduate student Jocelyn Bell observed the first pulsar, or rapidly spinning collapsed star, to be sighted.
c) Although observed by graduate student Jocelyn Bell in the summer of 1967, the discovery of the first sighted pulsar, or rapidly spinning collapsed star, had not been announced before February, 1968.
d) The first pulsar, or rapidly spinning collapsed star, to be sighted was observed in the summer of 1967 by graduate student Jocelyn Bell, but the discovery was not announced until February, 1968.
e) The first sighted pulsar, or rapidly spinning collapsed star, was not announced until February, 1968, while it was observed in the summer of 1967 by graduate student Jocelyn Bell.

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