A rectangular park 60 m long and 40 m wide has two concrete crossroads running in the middle of the park and rest of the park has been used as a lawn. If the area of the lawn is 2109 sq. m, then what is the width of the road?

• ক 3 m ✅ সঠিক উত্তর
• খ 5.82 m
• গ None of these
• ঘ 2.91 m