Teaching BPSC बिहार प्राथमिक (1 to 5) शिक्षक भर्ती 4.0 Mock Test Quantitative Aptitude Mensuration Solid Figures
The number of marble slabs of size 20 cm × 30 cm required to pave the floor of a square room of side 3 m is:
1
25
2
100
3
150
4
More than one of the above
5
None of the above