Mental AbilityBasic Arithmetic (NCO Cyber Olympiad (SOF) Class 2): Questions 280  290 of 338
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Question number: 280
» Mental Ability » Basic Arithmetic
Question
What is the missing number in the box?
Choices
Choice (4)  Response  

a.  5 

b.  3 

c.  4 

d.  2 

Question number: 281
» Mental Ability » Basic Arithmetic
Question
Start at 20. Count by 20 two times. Add 2. What number are you at?
Choices
Choice (4)  Response  

a.  69 

b.  60 

c.  62 

d.  63 

Question number: 282
» Mental Ability » Basic Arithmetic
Question
Start at 23. Count by 10 two times. Add 1. What number are you at?
Choices
Choice (4)  Response  

a.  33 

b.  54 

c.  55 

d.  44 

Question number: 283
» Mental Ability » Basic Arithmetic
Question
Choices
Choice (4)  Response  

a.  120 

b.  96 

c.  176 

d.  160 

Question number: 284
» Mental Ability » Basic Arithmetic
Question
There are 6 kids. Each is having 2 color boxes. How many color boxes are there in all?
Choices
Choice (4)  Response  

a.  6 

b.  15 

c.  12 

d.  20 

Question number: 285
» Mental Ability » Basic Arithmetic
Question
122 ladybugs are lounging on a leaf. Half of them fly away. How many are still there on the leaf?
Choices
Choice (4)  Response  

a.  1222 

b.  61 

c.  60 

d.  45 

Question number: 286
» Mental Ability » Basic Arithmetic
Question
There are 7 color packets which are green and 9 color packets are blue. How many color packets are in all?
Choices
Choice (4)  Response  

a.  15 

b.  25 

c.  16 

d.  12 

Question number: 287
» Mental Ability » Basic Arithmetic
Question
Choices
Choice (4)  Response  

a.  96 

b.  93 

c.  92 

d.  20 

Question number: 288
» Mental Ability » Basic Arithmetic
Question
There are 12 kids. Each is having 2 color boxes. How many color boxes are there in all?
Choices
Choice (4)  Response  

a.  15 

b.  2 

c.  24 

d.  12 

Question number: 289
» Mental Ability » Basic Arithmetic
Question
Choices
Choice (4)  Response  

a.  10 

b.  5 

c.  8 

d.  9 

Question number: 290
» Mental Ability » Basic Arithmetic
Question
Choices
Choice (4)  Response  

a.  9 

b.  5 

c.  8 

d.  10 
