14 persons can complete \(\frac{5}{12}\) part of a work in 18 days, working 7 hours daily. How many hours working daily will 21 persons complete the rest of the work in 15 days?
1
7 \(\frac{21}{25}\)hours
2
3 \(\frac{21}{25}\)hours
3
11 \(\frac{3}{25}\)hours
4
11 \(\frac{16}{25}\)hours