Mental AbilityBasic Arithmetic (NCO Cyber Olympiad Class 5): Questions 85  89 of 147
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Question number: 85
» Mental Ability » Basic Arithmetic
Question
Which two fractions are equivalent?
Choices
Choice (4)  Response  

a. 
 
b. 
 
c. 
 
d. 

Question number: 86
» Mental Ability » Basic Arithmetic
Question
In ancient Greece, people used letters of their alphabet as numbers. A mark after a letter shown is being used as a number.
Letter  Name  Number 
 Alpha  1 
_{}  Beta  2 
 Gamma  3 
 Delta  4 
 Epsilon  5 
 sigma  6 
 vartheta  7 
 Theta  8 
 MU  9 
According to this table, which of the following statements is true?
Choices
Choice (4)  Response  

a. 
 
b.  5  
c. 
 
d.  7 
Question number: 87
» Mental Ability » Basic Arithmetic
Question
= ________.
Choices
Choice (4)  Response  

a.  130  
b.  1310  
c.  131  
d.  131.0 
Question number: 88
» Mental Ability » Basic Arithmetic
Question
Choices
Choice (4)  Response  

a. 
 
b. 
 
c. 
 
d. 

Question number: 89
» Mental Ability » Basic Arithmetic
Question
The scale of drawing for a Ground is drawn so that . If the scale drawing of the ground is drawn with an area of 1500 square mm, what will be the area of the ground?Choices
Choice (4)  Response  

a.  100 square cm  
b.  1500 square cm  
c.  1 square cm  
d.  15 cm 