Mental AbilityBasic Arithmetic (NCO Cyber Olympiad Class 6): Questions 218  221 of 268
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Question number: 218
» Mental Ability » Basic Arithmetic
Appeared in Year: 2011
Question
Atul put 4 pyramids on the right side of a balance scale, as shown in the figure. Each pyramid weighs 3 kg. Atul has cubes that weigh 2 kg each. How many cubes should he put on the left side of the scale so that both sides weigh the same?
Choices
Choice (4)  Response  

a.  6 

b.  12 

c.  5 

d.  8 

Question number: 219
» Mental Ability » Basic Arithmetic
Appeared in Year: 2011
Question
Beena bought sofa for her drawing room that covered two third of the floor of drawing room with tiles. The drawing room floor has an area of 126 square meters. How many square meters area has sofa covered with tiles?
Choices
Choice (4)  Response  

a.  85 

b.  84 

c.  82 

d.  81 

Question number: 220
» Mental Ability » Basic Arithmetic
Appeared in Year: 2011
Question
Some labors will clean a road that is miles long. The labors will be divided into 5 groups. Each group will clean an equal length of road. What is the length of road each group will clean?
Choices
Choice (4)  Response  

a.  mile 

b.  mile 

c.  mile 

d.  mile 

Question number: 221
» Mental Ability » Basic Arithmetic
Appeared in Year: 2011
Question
Jimmy put 9 cubes on the left side of a balance scale, as shown in the figure. Each cube weighs 12 kg. Jimmy has squares that weigh 6 kg each. How many squares should he put on the right side of the scale so that both sides weigh the same?
Choices
Choice (4)  Response  

a.  18 

b.  14 

c.  12 

d.  15 
