Answer:
3 men = Rs. 6000 = 4 days
Explanation:
→ Find how much 1 man make in 3 days
1 man = Rs. 1500 = 3 days
→ Find how much he makes in 1 day
1 man = Rs. 500 = 1 day
→ Find how much one man can make in 4 days
1 man = Rs. 2000 = 4 days
→ Find how much 3 men will make
3 men = Rs. 6000 = 4 days