Mental AbilityBasic Algebra (NCO Cyber Olympiad Class 9): Questions 76  80 of 101
Get 1 year subscription: Access detailed explanations (illustrated with images and videos) to 410 questions. Access all new questions we will add tracking exampattern and syllabus changes. View Sample Explanation or View Features.
Rs. 300.00 or
Question number: 76
» 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: 77
» 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: 78
» 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: 79
» 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 
Question number: 80
» Mental Ability » Basic Algebra
Appeared in Year: 2011
Question
Sandy has the following scores on her science tests
If she wants to increase her current test mean by at least 1 point, what is the minimum score she must make on her next test?
Choices
Choice (4)  Response  

a.  89  
b.  90  
c.  95  
d.  92 