NCO Cyber Olympiad (SOF) Class 6: Questions 694  696 of 722
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Question number: 694
» Mental Ability » Number Games » Number Series
Question
One number in this sequence is wrong. 15,23,31,39,49,55
What change should be made to correct this sequence?
Choices
Choice (4)  Response  

a.  39 should be replaced by 38 

b.  55 should be replaced by 53 

c.  31 should be replaced by 33 

d.  49 should be replaced by 47 

Question number: 695
» Mental Ability » Basic Arithmetic
Appeared in Year: 2011
Question
Ms. Shah’s class measured the lengths of a plant for a week they had planted. The given table shows the growth of plant. Find the days between which the plant grown less?
Measurements of growth of a plant  
Day  Growth (cm) 
Monday  0.5 
Tuesday  1.2 
Wednesday  1.8 
Thursday  2.7 
Friday  3.5 
Choices
Choice (4)  Response  

a.  TuesdayWednesday 

b.  ThursdayFriday 

c.  MondayTuesday 

d.  WednesdayThursday 

Question number: 696
» Mental Ability » Basic Arithmetic
Appeared in Year: 2011
Question
Freya put 5 cylinders on the right side of a balance scale, as shown in the figure. Each cylinder weighs 8 kg. Freya has circles that weigh 5 kg each. How many circles should she put on the left side of the scale so that both sides weigh the same?
Choices
Choice (4)  Response  

a.  5 

b.  8 

c.  6 

d.  12 
