Mental Ability (NCO Cyber Olympiad Class 9): Questions 80  84 of 219
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Question number: 80
» Mental Ability » Basic Algebra
Question
Expression is equal to
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Choice (4)  Response  

a. 


b. 


c. 


d. 


Question number: 81
» Mental Ability » Basic Arithmetic
Question
Question when simplified is
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Choice (4)  Response  

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b. 


c. 


d. 


Question number: 82
» Mental Ability » Basic Arithmetic
Question
In three colored boxespink, cyan and yellow 240 balls are placed. There are thrice as many balls in the cyan, pink boxes combined as there are in the yellow box, and twice as many in the yellow as there are in the pink box. How many balls are there in the yellow box?
Choices
Choice (4)  Response  

a.  36 

b.  50 

c.  60 

d.  30 

Question number: 83
» Mental Ability » Ranking Test
Question
Some friends are sitting on a bench. Sunil is sitting next to Sunita and Sanjay is next to Bindu. Bindu is not sitting with Sumit. Sumit is on the left end of the bench and Sanjay is in second position from right hand side. Sunil is on the right side of Sunita and Sunita to the right side of Sumit. Sunil and Sanjay are sitting together. Who is sitting in the center?
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Choice (4)  Response  

a.  Sumit 

b.  Bindu 

c.  Sunil 

d.  Sanjay 

Question number: 84
» Mental Ability » Basic Algebra
Question
X  1  0  1  2 
Y  3  1  1  3 
Which equation fits the data in the table?
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Choice (4)  Response  

a. 


b. 


c. 


d. 

