Mental Ability (NCO Cyber Olympiad Class 6): Questions 83  88 of 394
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Question number: 83
» Mental Ability » Basic Arithmetic
Question
The side which is opposite to right angle is called as________.
Choices
Choice (4)  Response  

a.  Cathetus 

b.  Hypotenuse 

c.  Opposite 

d.  None of the above 

Question number: 84
» Mental Ability » Basic Arithmetic
Question
The LCM of two numbers is 216. Which of the following numbers cannot be possibly the HCF of these numbers?
Choices
Choice (4)  Response  

a.  36 

b.  32 

c.  54 

d.  6 

Question number: 85
» Mental Ability » Basic Arithmetic
Question
Urtik borrowed Rs. 5000 from a bank on 17 ^{th} June, 2004 and settled the account on 17 ^{th} May 2005. What amount did he pay if the rate of interest is 12 % per annum?Choices
Choice (4)  Response  

a.  Rs. 5648 

b.  Rs. 5548 

c.  Rs. 5549 

d.  Rs. 5649 

Question number: 86
» Mental Ability » Ranking Test
Question
Which pair of numbers represents the greatest and the least numbers in the following set?
{1, 1.02, 1.023, 2.3, 1.40, 2.31}
Choices
Choice (4)  Response  

a.  {1.02, 2.31} 

b.  {2.31, 1} 

c.  {1, 2.3} 

d.  {1, 1.023} 

Question number: 87
» Mental Ability » Basic Arithmetic
Question
Hiral think of a number then she subtract 5 from it and multiply the answer by 4. Let the resulting number be X. Starting with X, how can she get the original number back?
Choices
Choice (4)  Response  

a.  Multiply X by 5 and then subtract 4 from the result 

b.  Divide X by 4 and then add 5 to the result 

c.  Divide X by 4 and then subtract 5 from the result 

d.  Multiply X by 4 and then add 5 to the result 

Question number: 88
» Mental Ability » Basic Arithmetic
Question
The number that should replace the triangle so that the following forms a proportion is________.
23, 56, 42, ∆
Choices
Choice (4)  Response  

a.  105 

b.  100 

c.  102 

d.  104 
