engineering recuitment ISRO Technician B Fitter Mock Test Quantitative Aptitude Mensuration Solid Figures
The volume of a metallic cylindrical pipe is 7480 cm3. If its length is 1.4 m and its external radius is 9 cm, then its thickness (given π = 22/7) is:
1
1.2 cm
2
0.9 cm
3
0.8 cm
4
1 cm