Mental Ability (NCO Cyber Olympiad (SOF) Class 9): Questions 193  197 of 219
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Question number: 193
» Mental Ability » Basic Algebra
Question
Ms Radhika works at a music store. Last week she sold 6 more than 3 times the number of CDs that she sold this week. Ms. Radhika sold a total of 108 CDs over the 2 weeks. Which system of equations can be used to find I, the number of CDs she sold last week and t the number of CDs she sold this week?
Choices
Choice (4)  Response  

a. 


b. 


c. 


d. 


Question number: 194
» Mental Ability » Basic Algebra
Appeared in Year: 2011
Question
An article was sold for Rs. 144. If the percentage of profit was numerically equal to the cost price, the cost of the article was ________
Choices
Choice (4)  Response  

a.  Rs. 100 

b.  Rs. 72 

c.  Rs. 80 

d.  Rs. 90 

Question number: 195
» Mental Ability » Basic Algebra
Question
Which expression describes the area in square units of a rectangle that has a width of and a length of?
Choices
Choice (4)  Response  

a. 


b. 


c. 


d. 


Question number: 196
» Mental Ability » Basic Algebra
Question
Which expression describes the area in square units of a rectangle that has a width of and a length of?
Choices
Choice (4)  Response  

a. 


b. 


c. 


d. 


Question number: 197
» Mental Ability » Basic Algebra
Appeared in Year: 2011
Question
Which of the following could be the graph of where ?
Choices
Choice (4)  Response  

a. 
 
b. 
 
c. 
 
d.  All of the above 
