NCO Cyber Olympiad Class 6: Questions 566  568 of 722
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Question number: 566
Question number: 567
» Mental Ability » Basic Arithmetic
Appeared in Year: 2011
Question
Niara practiced the violin for 6 days. On the first day, she practiced for 50 minutes. Each of the following days, she practiced 5 minutes less than the previous day. How many minutes did she practiced in all?
Choices
Choice (4)  Response  

a.  225 minutes 

b.  175 minutes 

c.  150 minutes 

d.  220 minutes 

Question number: 568
» Mental Ability » Basic Arithmetic
Appeared in Year: 2011
Question
Study the map. What is the difference between the lengths of the two Rivers?
Choices
Choice (4)  Response  

a.  5.6 km 

b.  4.1 km 

c.  4.3 km 

d.  5.9 km 
