Mental AbilityBasic Algebra (NCO Cyber Olympiad (SOF) Class 2): Questions 1  1 of 1
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Question number: 1
» Mental Ability » Basic Algebra
MCQ▾
Question
The baker had 10 boxes of cookies. There were 10 cookies in each box. He sold 5 of the boxes. How many cookies are left?
Choices
Choice (4)  Response  

a.  60 

b.  50 

c.  20 

d.  40 
