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Economist GMAT
"Randy's" bar serves customers every weeknight from 5 pm to 1 am. In Randy's bar, "Silvermoon" beer is sold at a constant rate except during happy hour, from 6:30 to 7:30 pm, when the rate triples.
If a keg of Silvermoon beer is half empty at 5 pm on Monday, and two-thirds empty at the beginning of the happy hour, when will it be completely empty?
A. Monday, 7:30 pm
B. Monday, 9 pm
C. Monday, 7 pm
D. Monday, 6:45 pm
E. Monday, 9:30 pm
OA A
"Randy's" bar serves customers every weeknight from 5 pm to 1 am. In Randy's bar, "Silvermoon" beer is sold at a constant rate except during happy hour, from 6:30 to 7:30 pm, when the rate triples.
If a keg of Silvermoon beer is half empty at 5 pm on Monday, and two-thirds empty at the beginning of the happy hour, when will it be completely empty?
A. Monday, 7:30 pm
B. Monday, 9 pm
C. Monday, 7 pm
D. Monday, 6:45 pm
E. Monday, 9:30 pm
OA A
