Mental AbilityBasic Arithmetic (NCO Cyber Olympiad (SOF) Class 3): Questions 1  8 of 190
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Question number: 1
» Mental Ability » Basic Arithmetic
Question
Which has the same value as the number 551?
Choices
Choice (4)  Response  

a. 


b. 


c. 


d. 


Question number: 2
» Mental Ability » Basic Arithmetic
Question
Which has the same value as the number 982?
Choices
Choice (4)  Response  

a. 


b.  90 + 80 + 20 

c. 


d. 


Question number: 3
» Mental Ability » Basic Arithmetic
Question
Which has the same value as the number 659?Choices
Choice (4)  Response  

a. 


b. 


c. 


d. 


Question number: 4
» Mental Ability » Basic Arithmetic
Question
Kavita has 50 fishes in a small pond. She transfers 12 fishes into a fish tank. Which expression shows how many fishes are left in the pond?
Choices
Choice (4)  Response  

a.  12  5 

b. 


c.  50 + 12 

d.  50  12 

Question number: 5
» Mental Ability » Basic Arithmetic
Question
Urvisha has 65 turtles in a big pond. She transfers 15 turtles into a tank. Which expression shows how many turtles are left in the pond?
Choices
Choice (4)  Response  

a.  65  15 

b. 


c. 


d. 


Question number: 6
» Mental Ability » Basic Arithmetic
Question
Sonika made a bouquet of roses for her sister. She used 15 yellow roses, 5 white roses and 6 red roses. How many flowers did she use in the bouquet?
Choices
Choice (4)  Response  

a.  26 

b.  21 

c.  11 

d.  15 

Question number: 7
» Mental Ability » Basic Arithmetic
Question
How would you write the time “quarter to ten”?
Choices
Choice (4)  Response  

a. 


b. 


c. 


d. 


Question number: 8
» Mental Ability » Basic Arithmetic
Question
What is the value of 5 in 89, 560?
Choices
Choice (4)  Response  

a.  5 ten thousand 

b.  5 hundred 

c.  5 ten hundred 

d.  5 thousand 
