Mapei ultra colour grout coverage

[Cardean]

hi,

Could anyone tell me what sq meter coverage I will get with a 5kg bag of mapei colour plus grout for the following :-

3mm spacers
300 x 500 tiles

Thanks

 

[Qwerty]

Approx 20m2

 

[Tile Shop]

Here's a handy tool that may prove useful to some.
Grout Calculator| MAPEI adhesives sealants chemical products for construction - http://www.mapei.com/GB-EN/grout-calculator.asp

But give yourself some leeway as it doesn't account for wastage

 

[Cardean]

Thank you gentleman