30 men are engaged to a work by a contractor for 6 days. They work for 4 days but due to some reasons only 50% of the work will be completed. How many more men should be engaged to work to complete the work in a given period of time.

• ক 32 men
• খ 30 men ✅ সঠিক উত্তর
• গ 28 men
• ঘ 38 men