NCO Cyber Olympiad (SOF) Class 7: Questions 146  152 of 417
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Question number: 146
» Mental Ability » Basic Arithmetic
Question
A cistern can be filled by two tapes A and B in 5 hours and 8 hours respectively. How much time will the cistern be filled up completely?
Choices
Choice (4)  Response  

a.  3.6 hours 

b.  48 hours 

c.  24 hours 

d.  3.08 hours 

Question number: 147
» Mental Ability » Number Games
Question
A man has Rs. 396 in the denominations of 1rupee notes, 5rupee notes and 10rupee notes, 20rupee notes. The number of notes of each denomination is equal. What is the total number of notes that he has?
Choices
Choice (4)  Response  

a.  75 

b.  48 

c.  44 

d.  60 

Question number: 148
» Mental Ability » Basic Arithmetic
Question
8 children and 12 men completed a certain piece of work in 9 days. Each children takes twice the time taken by a man to finish the work. In how many days will 12 men finish the same work?
Choices
Choice (4)  Response  

a.  8 

b.  9 

c.  15 

d.  12 

Question number: 149
» Mental Ability » Basic Arithmetic
Question
The value of is
Choices
Choice (4)  Response  

a.  1.00 

b.  0.399 

c.  1.20 

d.  2.30 

Question number: 150
» Mental Ability » Basic Arithmetic
Question
Find the value of in each of the following equations
Choices
Choice (4)  Response  

a.  0.61 

b.  1.62 

c.  5.40 

d.  3.60 

Question number: 151
» Mental Ability » Basic Arithmetic
Question
Which of the following can be the exact multiple of 6?
Choices
Choice (4)  Response  

a.  7 

b.  28 

c.  63 

d.  252 

Question number: 152
» Mental Ability » Basic Arithmetic
Question
The product of two numbers is . If one of the number is , find the other.
Choices
Choice (4)  Response  

a. 


b. 


c. 


d. 

