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1. |
6 boys and 5girls can do a job in 8 days. When 7 boys and 10 girls work on the same job, the work getscompleted in 5 days. How many days will a boy take to do the job, if he works alone on it? |
A. | 25 |
B. | 50 |
C. | 75 |
D. | 100 |
Answer» E. | |