Mental AbilityBasic Arithmetic (NCO Cyber Olympiad Class 5): Questions 126  132 of 147
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Question number: 126
» Mental Ability » Basic Arithmetic
Question
Which answer is mixed fraction?
Choices
Choice (4)  Response  

a. 


b. 


c. 


d. 


Question number: 127
» Mental Ability » Basic Arithmetic
Question
Find the odd number out.
Choices
Choice (4)  Response  

a.  396 

b.  671 

c.  264 

d.  427 

Question number: 128
» Mental Ability » Basic Arithmetic
Question
Which group shows the prime factorization of the number 125?
Choices
Choice (4)  Response  

a.  2 8 

b.  2 2 

c.  5 3 

d.  5 5 

Question number: 129
» Mental Ability » Basic Arithmetic
Question
A table is bought for 400 Rs. and sold at a gain of 20%, find its selling price.
Choices
Choice (4)  Response  

a.  380 Rs. 

b.  420 Rs. 

c.  320 Rs. 

d.  480 Rs. 

Question number: 130
» Mental Ability » Basic Arithmetic
Question
Choices
Choice (4)  Response  

a. 


b. 


c. 


d. 


Question number: 131
» Mental Ability » Basic Arithmetic
Question
Mr. Kumar and his wife is 30 year old. The ages of Mr. Kumar, his wife and their son add up to 70. Which equation could be used to determine
How old his son is if n = his son’s age?
Choices
Choice (4)  Response  

a.  30 + 30 + 70 = n 

b.  30 + 30 + n =70 

c.  30 + n+70 = 30 

d.  All of the above 

Question number: 132
» Mental Ability » Basic Arithmetic
Question
A boy buys chocolates 10 for 1.80 Rs. and sells 11 chocolates for 2 Rs. What is his gain or loss per cent?
Choices
Choice (4)  Response  

a.  1.01% 

b.  1% 

c.  2% 

d.  Question does not provide sufficient data or is vague 
