The number of solid spheres each of diameter 6 cm, that could be moulded to for

Question

The number of solid spheres each of diameter 6 cm, that could be moulded to form a solid metal cylinder of height 45 cm and diameter 4 cm is?

Options:

A . 3

B . 4

C . 5

D . 6

Answer: Option C

Number of spheres be x

36x = 180 or x = 180/36 = 5

Was this answer helpful ?

Next Question

More Questions on This Topic :

Question 1. A right cylinder and a right circular cone have the same radius and the same volume. The ratio of the height of the cyl....height of the cylinder to that of the cone is

Question 2. The radius of a circular cylinder is the same as that of a sphere. Their volumes are equal. The height of the cylinder ....Their volumes are equal. The height of the cylinder is?

Question 3. A spherical lead ball of radius 10cm is melted and small lead balls of radius 5mm are made. The total number of possibl....made. The total number of possible small lead balls is?

Question 4. The radii of two spheres are in the ratio 1: 2. The ratio of their surface areas is?....

Question 5. The curved surface area of a cylindrical pillar is 264 m2 and its volume is 924 m3. Find the ratio of its diameter to i....m3. Find the ratio of its diameter to its height.

Question 6. A cistern of capacity 8000 litres measures externally 3.3 m by 2.6 m by 1.1 m and its walls are 5 cm thick. The thickne....are 5 cm thick. The thickness of the bottom is:

Question 7. If the radius of the sphere is doubled then it's volume is increased by?....

Question 8. A solid consists of a circular cylinder with an exact fitting right circular cone placed on the top. The height of the ....of the cone then the height of the cylinder is?

Question 9. What is the total surface area of a right circular cone of height 14 cm and base radius 7 cm? ....

Question 10. A large cube is formed from the material obtained by melting three smaller cubes of 3, 4 and 5 cm side. What is the rat....surface areas of the smaller cubes and the large cube?

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

Pie Chart - Test Paper 1 Data Interpretation Reasoning & DI

Tabulation - Test Paper 2 Data Interpretation Reasoning & DI

Test Paper 1 Direction Sense Test Reasoning & DI

ICA , RDIC,GFM Free Modal Test Paper - Non - Technical Branch Old Syllabus 2022 - SAIL Junior Officer E0

GFM Combined 1 Free Revision Test SAIL JO E-0