A larger cube is formed from the material obtained by melting three smaller cube

Sail E0 Webinar

Question

A larger cube is formed from the material obtained by melting three smaller cubes of 3, 4 and 5 cm side. The ratio of the total surface areas of the smaller cubes and the larger cube is :

Options:

A . 2 : 1

B . 3 : 2

C . 25 : 18

D . 27 : 20

Answer: Option C

Submit Your Solution Below and Earn Points !

Next Question

Submit Solution

More Questions on This Topic :

Question 1. The diameter of the base of a cylindrical drum is 35 dm and the height is 24 dm. It is full of kerosene. How many tins e....cm can be filled with kerosene from the drum ?

Question 2. The radius of a cylindrical cistern is 10 metres and its height is 15 metres. Initially the cistern is empty. We start f....will it take in filling the cistern with water ?

Question 3. What length of solid cylinder 2 cm in diameter must be taken to cast into a hollow cylinder of external diameter 12 cm, ....12 cm, 0.25 cm thick and 15 cm long ?

Question 4. If the height of a right circular cone is increased by 200% and the radius of the base is reduced by 50%, then the volum....reduced by 50%, then the volume of the cone :

Question 5. A bucket is in the from of a frustum of a cone and holds 28.490 litres of water. The radii of the top and bottom are 28 ....and 21 cm respectively. Find the height of the bucket.

Question 6. If the volume and surface area of a sphere are numerically the same, then its radius is :....

Question 7. A copper wire of length 36 m and diameter 2 mm is melted to form a sphere. The radius of the sphere (in cm) is :....

Question 8. The capacities of two hemispherical vessels are 6.4 litres and 21.6 litres. The areas of inner curved surfaces of the ve....of the vessels will be in the ratio of :

Question 9. Each side of a cube is decreased by 25%. Find the ratio of the volume of the original cube and the resulting cube = ?....

Question 10. The base of a pyramid is an equilateral triangle of side 1 m. If the height of the pyramid is 4 metres, then the volume ....the pyramid is 4 metres, then the volume is :

Chapter 1 - GLOBAL STEEL SCENARIO & INDIAN STEEL INDUSTRY Part 1 : (13-04-2024) INDUSTRY AND COMPANY AWARENESS (ICA)

Direction Sense Test Part 1 Reasoning (Hindi)

Chapter 1 - RMHP / OHP / OB & BP Part 1 : (14-02-2024) GPOE

Cube & Cuboid Part 1 Reasoning (Hindi)

Data Interpretation (DI) Basic Concept Reasoning (Hindi)

Counting Figures Part 1 Counting Of Straight Lines Reasoning (Hindi)

Sail E0 free webinar Webinars

Real Numbers Part 7 Class 10 Maths

Real Numbers Part 1 Class 10 Maths

Polynomials Part 1 Class 10 Maths

Chapter 3.1 : Overview of Finance & Accounts Department Chapter 3 : Finance & Accounts SAIL E0 - GFM 2024

Chapter 2.1 : Overview Chapter 2 : Materials Management SAIL E0 - GFM 2024

Chapter 1.1 : Personnel Functions- An overview Chapter 1 : Personnel Management SAIL E0 - GFM 2024

GPOE / GPA Combined 1 Free CBT Mock Test SAIL E0 2024

CBT Mixed Test 1 GPOE/GPA SAIL E0 2024