Mental Ability (NCO Cyber Olympiad (SOF) Class 9): Questions 179  183 of 219
Get 1 year subscription: Access detailed explanations (illustrated with images and videos) to 520 questions. Access all new questions we will add tracking exampattern and syllabus changes. View Sample Explanation or View Features.
Rs. 350.00 or
Question number: 179
» Mental Ability » Number Games » Number Analogies
Question
Match the followingListⅠ  ListⅡ 
(A)
 (i) Natural 
(B) 1  (ii) Rational 
(C)
 (iii) Rational 
(D) 8  (iv) Natural 
Choices
Choice (4)  Response  

 
a. 


b. 


c. 


d. 


Question number: 180
» Mental Ability » Basic Arithmetic
Question
The bacteria in a culture grows by 10 % in the first hour, decreases by 10 % in the second hour and again increases by 10 % in the third hour. If at the end of the third hour the count of bacteria is 30000. The original count of bacteria in the sample is________
Choices
Choice (4)  Response  

a.  32870 

b.  32670 

c.  32970 

d.  32770 

Question number: 181
» Mental Ability » Number Games » Number Series
Question
Count each 7 which is not immediately preceded by 5 but is immediately followed by either 2 or 3. How many such 7 are there?
5 7 2 6 5 7 3 8 3 7 3 2 2 5 7 2 7 3 4 8 2 6 7 8
Choices
Choice (4)  Response  

a.  3 

b.  4 

c.  5 

d.  2 

Question number: 182
» Mental Ability » Basic Algebra
Question
A 200cm piece of wire was cut into equal segments, which were then soldered at the ends to form the edges of a square. What is the Area of the square?
Choices
Choice (4)  Response  

a. 


b. 


c. 


d. 


Question number: 183
» Mental Ability » Basic Algebra
Question
Ms Sunena works at a Electronic shop. Last week she sold 7 more than 4 times the number of TVs that she sold this week. Ms. Sunena sold a total of 100 TVs over the 2 weeks. Which system of equations can be used to find P, the number of TVs she sold last week and Q the number of TVs she sold this week?
Choices
Choice (4)  Response  

a. 


b. 


c. 


d. 

