Study the given bar graph carefully and answer the following question.
The demand of Company P is what percentage of the demand of Company Q?
A man can finish a work in 10 days and a woman can finish it in 12 days. In how many days will the work be finished by a man and a woman, working together every day?
\(
\frac{60}{11}
\)
\(
\frac{61}{10}
\)
\(
\frac{31}{10}
\)
\(
\frac{30}{11}
\)