GeminiHeat wrote:
At 8am on Thursday, two workers, A and B, each start working independently to build identical decorative lamps. Worker A completes her moon lamp review at 5pm on Friday, while Worker B completes her moonlamp sometime during the morning on Friday. If both workers adhere to working hours of 8am to 12pm and 1pm to 5pm each day, at which of the following times might the two workers have completed a single lamp had they worked together at their respective constant rates?
A. Thursday, 1:30pm
B. Thursday, 2:15pm
C. Thursday, 3:00pm
D. Thursday, 4:15pm
E. Friday, 12:00pm
C? In my opinion, What's the correct one?