A large cube is formed from the material obtained by melting three smaller cubes of 3, 4 and 5 cm side. What is the ratio of the total surface areas of the smaller cubes and the large cube______? June 9, 2023August 7, 2019 A.2 : 1 B.3 : 2 C.25 : 18 D.27 : 20 Show AnswerAnswer=Option C