Mental AbilityBasic Arithmetic (NCO Cyber Olympiad Class 5): Questions 72  79 of 147
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Question number: 72
» Mental Ability » Basic Arithmetic
Question
= ________.
Choices
Choice (4)  Response  

a.  3.476 

b.  3476 

c.  3.76 

d.  347.6 

Question number: 73
» Mental Ability » Basic Arithmetic
Question
What number goes into the box to make the given statement is true?
=
Choices
Choice (4)  Response  

a.  5 

b.  1 

c.  10 

d.  2 

Question number: 74
» Mental Ability » Basic Arithmetic
Question
Mona has 10 toys. Tina has 5 fewer than Mona and Kina has 6 times as many toys as Tina. Which of these equations could correctly represent how many toys Tina has?
Choices
Choice (4)  Response  

a. 


b.  (6  5) +10 

c.  (10  6) × 5 

d. 


Question number: 75
» Mental Ability » Basic Arithmetic
Question
= ________.
Choices
Choice (4)  Response  

a.  2341 

b.  23.14 

c.  234.1 

d.  2.341 

Question number: 76
» Mental Ability » Basic Arithmetic
Question
Which of the following is a mixed fraction?
Choices
Choice (4)  Response  

a. 


b. 


c. 


d. 


Question number: 77
» Mental Ability » Basic Arithmetic
Question
Find the odd number out.
Choices
Choice (4)  Response  

a.  11 

b.  99 

c.  121 

d.  111 

Question number: 78
» Mental Ability » Basic Arithmetic
Question
Choices
Choice (4)  Response  

a. 


b. 


c. 


d.  1 

Question number: 79
» 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 
