A lab technician mixed a 660 ml solution of water and alcohol. if 3% of the solution is alcohol, how many mililiters of alcohol were used and how many mililiters of water were used?

Question

A lab technician mixed a 660 ml solution of water and alcohol. if 3% of the solution is alcohol, how many mililiters of  alcohol were used and how many mililiters of water were used?

pphalke · Answer

@jim_thompson5910 @fantageplayer @Tacolyfe

pphalke · Answer

@TheWiseLord

decentnabeel · Answer

A lab technician mixed a 660mL solution of water and alcohol 
Total solution: 660ml 
% of the solution is alcohol: 
3% of 660 = 0.03 * 660 = 19.80ml 

how many mL of water 
total solution - amount of alkohol = 660-19.80 = 640.20ml

decentnabeel · Answer

@pphalke  are you understand

pphalke · Answer

so 19.80 that would be the amount of alcohol
and 640.20 that would be the amount of water
right??

pphalke · Answer

@DecentNabeel