NCO Cyber Olympiad (SOF) Class 7: Questions 134  137 of 417
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Question number: 134
» Mental Ability » Basic Arithmetic
Question
An ore contain 8 % copper. How many kilograms of the ore are required to get 68 kg of copper?
Choices
Choice (4)  Response  

a.  850 kg 

b.  544 kg 

c.  5.44 kg 

d.  85 kg 

Question number: 135
» Mental Ability » Basic Arithmetic
Question
The cost of cultivating a square field at the rate of rupees 360 per hectare is rupees 3240. What is the cost of putting a fence around it at 75 paise per meter?
Choices
Choice (4)  Response  

a.  800 rupees 

b.  600 rupees 

c.  900 rupees 

d.  700 rupees 

Question number: 136
» Mental Ability » Basic Arithmetic
Question
If 30 men working 8 hours a day can do a piece of work in 15 days, in how days will 15 men working for 7 hours a day to do the same piece of work?
Choices
Choice (4)  Response  

a.  30 days 

b.  12 days 

c.  34.28 days 

d.  55 days 

Question number: 137
» Non Verbal Reasoning » Analogies with Figures
Question
Select a suitable figure from the Answer Figures that would replace the question mark (? ).
Choices
Choice (4)  Response  

a. 
 
b. 
 
c. 
 
d. 
