9514 1404 393
Answer:
 1020 in a day
Explanation:
8 men will earn 8/3 what 3 men earn, so will earn ...
 (8/3)(180 /day) = 480 /day
12 women will earn 3 times what 4 women earn, so will earn ...
 3(180 /day) = 540/day
The total earned by 8 men and 12 women is ...
 (480 +540) /day = 1020/day
8 men and 12 women will earn 1020 in a day.