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Converter phone number

The converter accepts input alphanumeric phone number and converts it to a numeric format.    
1=1 2=ABC 3=DEF
4=GHI 5=JKL 6=MNO
7=PRS 8=TUV 9=WXY
0=0


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On the basis of the data entered, the amount of drink and the percentage of alcohol content calculator calculates pure ethyl alcohol that we consume.
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ROCE - an indicator of the efficiency of investment

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Indicator of body fatness BAI (Body Adiposity Index)

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Number of square-triangle (square triangular number)

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Insulation of wall

Jak policzyć izolację ścian?
Calculator allows you to calculate the amount of insulation panels needed to cover the walls of the building using the "light wet" or "dry light" methods.