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Math reasoning-Puzzle 310

 Test your reasoning skills
Can you find the logical relation of the equations and then find the missing number?

 


If

153=8

233=9

162=8

Then

421=?


Try to solve it yourself and discover the rule that the equations follow.

 Scroll down to see the answer

 

 

Answer

 If the number is ABC the pattern is:
ABC=(AxB) +C
153=1x5+3=8
233=2x3+3=9
162=1x6+2=9
421=4x2+1=9

Correct answer is 9

 

 

 

70 Math reasoning eBook

70 Math reasoning problems-eBook

 70 selective math reasoning exercises to practice various arithmetic reasoning patterns
Try to solve them yourself and discover the rule that the equations follow.


In each exercise the answer and detailed reasoning are given to compare your answers and interactively develop your skills.

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