police Bihar Police Forest Guard Mock Test Series 2020 Quantitative Aptitude Mensuration Solid Figures
A roller of diameter 98 cm and length 5 m is rolling on the ground. What is the area covered by the roller in 45 revolutions? Consider π = 22/7
1
656 sq. m
2
675 sq. m
3
693 sq. m
4
770 sq. m