Teaching Rajasthan 3rd Grade REET Mains (Level I & II) Mock Test Quantitative Aptitude Mensuration Solid Figures
15 identical solid spherical balls of radius 5 cm are melted to form a single sphere. In this process, 35% of the mass is wasted. What is the radius (in cm) of the single sphere that is now formed? [Use π = 22/7, and give your answer correct to two decimal places.]
1
12.68 cm
2
16.68 cm
3
10.68 cm
4
34.68 cm