state gov Patna Civil Court Stenographer Mock Test 2022 Quantitative Aptitude Mensuration Plane Figures
The area of a circular field is 616m2. Then, cost of fencing the field at the rate of Rs. 5 per metre is (Take π = \(\frac{22}{7}\))
1
Rs. 660
2
Rs. 440
3
Rs. 330
4
Rs. 420