railway RRB Junior Stenographer (Ministerial and Isolated Categories) Mock Test Quantitative Aptitude Mensuration Solid Figures
Three cubes whose sides measure 3 cm, 4 cm and 5 cm are melted to form a new cube. The total surface area of the new cube formed is:
1
294 cm2
2
150 cm2
3
864 cm2
4
216 cm2