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Lt;question>




<variant>

 

<question> , :

<variant> ,

<question> . = 50 + 5, = 400 - 10. 10 . , 50 . , , ? :

<variant>500

 

<question> 2 . :

<variant>

 

<question> :

<variant>

 

<question> - , :

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<variant>

 

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variant

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variant

 

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variant

 

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variant

 

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variant

 

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variant

 

question :

variant

<question> 70, 20 50 6000 . , , 15% , 6450 , 5550 . ? :

<variant>63000

<question> (.. ) 10 . : D = 400 - 10; S = 50 + 5. , 50 .

<variant>1250

 

< question> , :

<variant>

 

Lt;question> 20%, - 1%. 20% . , 40%.

<variant>49,75%

 

<question> , , :

<variant>

 

<question> () - :

<variant>, ,

 

<question> 30%, - - 60%. , , 60% . :

<variant>- 15%

 

<question> - :

<variant>

 

<question> 1 4 , . 2 5 , :

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< question> , , :

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<question> :

<variant>5

 

 

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<question> :

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