state gov Rajasthan Gram Vikas Adhikari (VDO) Mock Test 2021 Quantitative Aptitude Mensuration Solid Figures
A metal cube of edge 18 cm is melted to form three smaller cubes, which are unequal in dimensions. If the edges of two smaller cubes are 9 cm and 15 cm, what is the surface area in (cm2) of the third smaller cube?
1
1728
2
864
3
486
4
1944