A work is done by 30 workers not all of them have the same capacity to work. Every day exactly 2 workers, do the work with no pair of workers working together twice. Even after all possible pairs have worked once, all the workers together works for six more days to finish the work. Find the number of days in which all the workers together will finish the work?

Total wages of 6 men, 4 women and 8 boys are Rs 26. If the wages of 6 men is equal to that of 8 women and the wages of 4 women is equal to that of 6 boys, then find out the total wages of 8 men, 6 women and 4 days? 

A, B and C together earn Rs. 2700 in 18 days. A and C together earn Rs. 940 in 10 days. B and C together earn Rs. 1520 in 20 days. Find the daily earning of C.

A and B together can complete a work in 35 days. If A works alone and completes 4/7 of that work and leaves the remaining work for B, thus if it takes 114 days to complete the work. So how many days will A, who is more proficient in both, take to complete all the work alone?