Mental Ability (NCO Cyber Olympiad Class 5): Questions 115  119 of 257
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Question number: 115
» Mental Ability » Basic Arithmetic
Question
The given table shows the number of phone calls a radio station received each week for the last month.
WEEKLY PHONE CALLS
Week  Number of calls Received 
1  6289 
2  7800 
3  4300 
4  7750 
Which is the best estimate of the total number of calls received in the fourweek period?
Choices
Choice (4)  Response  

a.  15, 000 

b.  25, 000 

c.  26, 000 

d.  30, 000 

Question number: 116
» Mental Ability » Basic Arithmetic
Question
What will be the vulgar fraction of 0.75
Choices
Choice (4)  Response  

a. 


b. 


c. 


d. 


Question number: 117
» Mental Ability » Basic Geometry
Question
Calculate the area of the shaded part:
Choices
Choice (4)  Response  

a.  50 

b.  32 

c.  42 

d.  60 

Question number: 118
» Mental Ability » Basic Geometry
Question
Which of the following triangle is an obtuse angle (Diagram for illustration)?
Choices
Choice (4)  Response  

a. 
 
b. 
 
c. 
 
d. 

Question number: 119
» Mental Ability » Basic Arithmetic
Question
The scale drawing for a new clubhouse is drawn so that . If the scale drawing of the clubhouse is drawn with an area of 100 square cm, what will be the area of the actual clubhouse?
Choices
Choice (4)  Response  

a.  10 metres 

b.  10 square metres 

c.  1 square metre 

d.  100 square metres 
