railway RRB NTPC Mock Test Series 2024-25 (CBT 1 + CBT 2) Quantitative Aptitude Mensuration Solid Figures
The total surface area of a hollow cuboid is 340 cm2. If the length and the breadth of the cuboid are 10 cm and 8 cm respectively, then what is the length of the longest stick that can be fitted inside the cuboid?
1
\(3\sqrt {21\;} cm\)
2
21 cm
3
\(4\sqrt {41} cm\)
4
10 cm