A batsman in 15 matches scored an average of 35 runs. If he had an average of 28 runs in the first eight matches and that of 45 runs in the last eight matches, how much did he score in the eighth match?
6 men can complete a piece of work in 12 days. 8 women can complete the same piece of work in 18 days where as 18 children can complete the piece of work in 10 days. 4 men, 12 women and 20 children work together for 2 days. If only men were to complete th