railway RRB NTPC Mock Test Series 2024-25 (CBT 1 + CBT 2) Quantitative Aptitude Mensuration Plane Figures
The length of a minute hand of a wall clock is 9 cm. What is the area swept (in cm2) by the minute hand in 20 minutes ? (Take π = 3.14)
1
88.78
2
84.78
3
67.74
4
57.78