Mental AbilityBasic Arithmetic (NCO Cyber Olympiad (SOF) Class 6): Questions 16  21 of 268
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Question number: 16
» Mental Ability » Basic Arithmetic
Question
Teachers were taking lectures. Each teacher’s lecture was 28 to 30 minutes long. Which of the following is the best estimate for the number of lectures that could be given in 3hours?
Choices
Choice (4)  Response  

a.  6 lectures 

b.  3 lectures 

c.  10 lectures 

d.  9 lectures 

Question number: 17
» Mental Ability » Basic Arithmetic
Question
Shreya borrowed Rs. 9500 from a bank on 5^{th} January, 2012 and settled the account on 15 ^{th} December 2012. What amount did he pay if the rate of interest is 15 % per annum?
Choices
Choice (4)  Response  

a.  Rs. 10843 

b.  Rs. 10845 

c.  Rs. 10842 

d.  Rs. 10847 

Question number: 18
» Mental Ability » Basic Arithmetic
Question
In England during the Middle Ages, the unit of measurement for cloth was an ell. A piece of cloth 67.5 inches long would be equal to about ells. One ell is about how many inches?
Choices
Choice (4)  Response  

a.  101 

b.  33.5 

c.  45 

d.  69 

Question number: 19
» Mental Ability » Basic Arithmetic
Question
There are 150 elephants are in a Jungle. 50 elephants went to another Jungle due to lake of water and food. The percentage of elephants left in the Jungle is ________.
Choices
Choice (4)  Response  

a.  35% 

b.  60% 

c.  25% 

d.  75% 

Question number: 20
» Mental Ability » Basic Arithmetic
Question
Which will be the digit in ONE’S place in this multiplication?
Choices
Choice (4)  Response  

a.  5 

b.  3 

c.  9 

d.  7 

Question number: 21
» Mental Ability » Basic Arithmetic
Question
If , what is the value of ________?
Choices
Choice (4)  Response  

a.  6 

b.  14 

c.  4 

d.  8 
