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Building

Calculator VAT refund for building materials

The calculator calculates the amount of VAT that can be refunded in respect of incurred expenses associated with the purchase of construction materials.                    

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Building

Calculator floor panels

Calculator based on the dimensions of the area to put the panels and occupancy data on number of panels in one package, calculate how much you have to buy packages of panels to cover the entire room.                          
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Number of wallpapers

Jak oszacować niezbędną ilość tapety?
Ile kupić tapety?
Jak obliczyć ilość tapety potrzebną do wytapetowania pokoju?
Calculator to estimate the necessary amount of wallpaper needed to wytapetowania room of the given dimensions.    
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Building

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.
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Mean and covariance matrix calculator

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Multiplication table

Multiplication table 20 × 20 gives the opportunity to multiply their arbitrary natural numbers (1-20).
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Buying on credit or leasing

Calculator allows you to compare the costs incurred when buying a car on credit and taking it on lease.
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Generator ideal body weight according to Broca

Based on the given height and gender calculates for you the ideal body weight according to Broca.              
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Calculator number of floor tiles and adhesive

Calculator based on the stated dimensions tiles and floor area where they will be laid tile, calculate the required amount of tiles and tile adhesive to them.