Geometry (SSC CGL (SSC Combined Graduate Level) Mathematics): Questions 1  6 of 22
Get 1 year subscription: Access detailed explanations (illustrated with images and videos) to 348 questions. Access all new questions we will add tracking exampattern and syllabus changes. View Sample Explanation or View Features.
Rs. 250.00 or
How to register?
Question number: 1
» Geometry
Question
Three spherical balls of radius 3 cm, 4 cm and 5 cm are melted to form a single spherical ball. In the process, the loss of material is 50%. The radius of the new ball is
Choices
Choice (4)  Response  

a.  15 cm 

b.  12.1 cm 

c.  7 cm 

d.  10.4 cm 

Question number: 2
» Geometry
Question
Three spherical balls of radius 2 cm, 4 cm and 6 cm are melted to form a single spherical ball. In the process, the loss of material is 25%. The radius of the new ball is
Choices
Choice (4)  Response  

a.  2 cm 

b.  6 cm 

c.  3 cm 

d.  5 cm 

Question number: 3
» Geometry
Question
Three spherical balls of radius 1 cm, 2 cm and 3 cm are melted to form a single spherical ball. In the process, the loss of material is 25%. The radius of the new ball is
Choices
Choice (4)  Response  

a.  2 cm 

b.  3 cm 

c.  6 cm 

d.  5 cm 

Question number: 4
» Geometry
Question
If the length of rectangle is diminished in the ratio 8: 7 and its breadth is increased in the ratio 5: 6 then its area will be increased in the ratio
Choices
Choice (4)  Response  

a.  20: 21 

b.  7: 8 

c.  14: 15 

d.  6: 5 

Question number: 5
» Geometry
Question
If the length of rectangle is increased in the ratio 2: 3 and its breadth is reduced in the ratio 7: 2 then its area will be reduced in the ratio
Choices
Choice (4)  Response  

a.  7: 3 

b.  7: 6 

c.  10: 7 

d.  21: 4 

Question number: 6
» Geometry
Question
If the length of rectangle is increased in the ratio 6: 7 and its breadth is diminished in the ratio 5: 4 then its area will be diminished in the ratio
Choices
Choice (4)  Response  

a.  9: 8 

b.  17: 16 

c.  8: 7 

d.  15: 14 
