NCO Cyber Olympiad Class 6: Questions 507  512 of 722
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Question number: 507
» Mental Ability » Basic Arithmetic
Question
In a class of 60 students, teacher brought some chocolates for students. Chocolates finished after sharing in half class. Then for chocolate to be completed among whole class which of the following expression is correct?
Choices
Choice (4)  Response  

a. 
 
b. 
 
c. 
 
d. 

Question number: 508
» Mental Ability » Basic Arithmetic
Question
In an evening walk four boys step off together. Their steps measure 55 cm, 60 cm, 65 cm, 70 cm respectively. At what distance from the starting point will they step off together again?
Choices
Choice (4)  Response  

a.  6600 m  
b.  600.60 m  
c.  12120 m  
d.  12012 m 
Question number: 509
» Mental Ability » Basic Arithmetic
Question
The greatest common factor of 9, 18 and 27 is
Choices
Choice (4)  Response  

a.  9  
b.  3  
c.  27  
d.  36 
Question number: 510
Question number: 511
Question number: 512
» Mental Ability » Basic Geometry
Question
In the figure K is parallel to M, L is perpendicular to M.
Which statement of the following must also be true?
Choices
Choice (4)  Response  

a.  L is perpendicular to K  
b.  K is perpendicular to M  
c.  L is perpendicular to N  
d.  N is perpendicular to M 