NCO Cyber Olympiad (SOF) Class 9: Questions 24  30 of 522
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Question number: 24
» Mental Ability » Basic Arithmetic
Question
A bike travels 70 km from Rajkot to Jamnagar at 14 km per hour but returns the same distance at 15 km per hour. The average speed for the round trip is closest to
Choices
Choice (4)  Response  

a.  13 km/hr  
b.  10km/hr  
c.  16km/hr  
d.  12km/hr 
Question number: 25
» Mental Ability » Basic Algebra
Question
, then equals
Choices
Choice (4)  Response  

a. 
 
b.  18  
c. 
 
d. 

Question number: 26
» Mental Ability » Basic Arithmetic
Question
Only if
Choices
Choice (4)  Response  

a. 
 
b. 
 
c. 
 
d. 

Question number: 27
» Verbal Reasoning » Odd Man Out
Question
In the question, there are four choices. Three of them are like and one different. Find the odd one out.
Choices
Choice (4)  Response  

a.  Grapes  
b.  Apple  
c.  Orange  
d.  Lady finger 
Question number: 28
» Mental Ability » Basic Arithmetic
Question
The bacteria in a culture grows by in the first hour, decreases by in the second hour and again increases by in the third hour. If at the end of the third hour the count of bacteria is 14000. The original count of bacteria in the sample is________
Choices
Choice (4)  Response  

a.  20199  
b.  17199  
c.  18199  
d.  19199 
Question number: 29
» Mental Ability » Basic Arithmetic
Question
The ratio of the ages of Mayuri and Mayur is 4: 3. The sum of their ages is 28 years. The ratio of their ages after 8 years will be:
Choices
Choice (4)  Response  

a.  12: 17  
b.  7: 4  
c.  6: 5  
d.  4: 7 
Question number: 30
» Mental Ability » Days and Dates
Question
If seventh day of a month is three days earlier than Friday, what day will it be on nineteenth day of the month?
Choices
Choice (4)  Response  

a.  Friday  
b.  Wednesday  
c.  Monday  
d.  Sunday 