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1. |
Q: A can write 32 pages in 6 hours and B can write 40 pages in 5 hours. If they write together, in how many hours they can write 110 pages ? |
A. | 7 hrs |
B. | 6 hrs 10 min |
C. | 5 hrs 25min |
D. | 8 hrs 15 min |
Answer» E. | |