Imagination is more important than knowledge... Albert Einstein

                                                                                   Guess is more important than calculation --- Knowhowacademy.com

Problem Num : 31 Type: Section:Equation  Theme:None Adjustment# : 20 Difficulty: 2
Category	System of Equations
Analysis	express the given by mathematical way
Solution/Answer	Answer: D

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Problem Num : 32 Type: Section:Equation  Theme: Adjustment# : 21 Difficulty: 700
Category	System of Equations
Analysis	(10x+y)-(10y+x)=27
Solution/Answer	Answer: A

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Problem Num : 33 Type: Section:Equation  Theme:None Adjustment# : 22 Difficulty: 1
Category	System of Equations
Analysis
Solution/Answer	Answer: D

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Problem Num : 34 Type: Section:Equation  Theme:None Adjustment# : 23 Difficulty: 1
Category	System of Equations
Analysis	we need to know f and m
Solution/Answer	Answer: C

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Problem Num : 35 Type: Section:Equation  Theme:None Adjustment# : 30 Difficulty: 3
Category	System of Equations
Analysis	1 equation but two variable. Integer condition.
Solution/Answer	Answer: B

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Problem Num : 36 Type: Section:Equation  Theme:None Adjustment# : 31 Difficulty: 3
Category	System of Equations
Analysis	?????????? ????.. It's not easy
Solution/Answer	Answer: D

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Array ( [0] => 4992 [1] => 4827 [2] => 4677 [3] => 4895 [4] => 4683 [5] => 4901 ) 361  2  3  4