Mental AbilityBasic Arithmetic (NCO Cyber Olympiad Class 4): Questions 234  237 of 308
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Question number: 234
» Mental Ability » Basic Arithmetic
Question
There are 8 sockets in Som’s drawer. How many pairs are there?
Choices
Choice (4)  Response  

a.  2 

b.  3 

c.  4 

d.  16 

Question number: 235
» Mental Ability » Basic Arithmetic
Question
If means ; mean means ; means and means ‘less’, then which one of the answers is correct?
Choices
Choice (4)  Response  

a.  5 

b.  15 3 4 3 

c.  10 3 2 

d.  3 3 15 3 

Question number: 236
» Mental Ability » Basic Arithmetic
Question
Every week, Aryan changes the security code on his computer. He follows steps to come up with a new code.
Step 1: He finds the ninth word of the first sentence on the ninth page of that day’s newspaper.
Step 2: He finds the number that goes with each of the letters in that word (A = 1, B = 2, and so on)
Step 3: He add all the numbers for the letters in the word. The total number is his security code.
Today, the first sentence on the ninth page is, “the news sculpture made of steel was placed in the town square today. ” What is Aryan’s news security code?
Choices
Choice (4)  Response  

a.  20 

b.  30 

c.  21 

d.  23 

Question number: 237
» Mental Ability » Basic Arithmetic
Question
What number goes in the ________ to make the number sentence below true?
Choices
Choice (4)  Response  

a.  20 

b.  15 

c.  12 

d.  79 
