Mental AbilityBasic Algebra (NCO Cyber Olympiad Class 9): Questions 72  75 of 101
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Question number: 72
» Mental Ability » Basic Algebra
Question
Ms Neha works at a Art gallery. Last week she sold 10 more than 5 times the number of Paintings that she sold this week. Ms. Neha sold a total of 200 paintings over the 2 weeks. Which system of equations can be used to find a, the number of paintings she sold last week and b the number of paintings she sold this week?
Choices
Choice (4)  Response  

a. 


b. 


c. 


d. 


Question number: 73
» Mental Ability » Basic Algebra
Appeared in Year: 2011
Question
Given a circle with center O. A chord AB is drawn and C is its midpoint. Then will be ________
Choices
Choice (4)  Response  

a. 


b.  More than 

c.  Less than 

d.  All of the above 

Question number: 74
» Mental Ability » Basic Algebra
Appeared in Year: 2011
Question
The dimensions of 3 connected stores are shown in the figure. How many square feet of floor space are used by the 3 stores?
Choices
Choice (4)  Response  

a. 


b. 


c. 


d. 


Question number: 75
» 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. 

