Ran out of 3% and 6% peroxide! Help

[Bumdeebum]

Hey guys i have ran out of low peroxide and won't get suppliers til weekend! How do ya water 9% x

 

[spikeyfaerie]

for 3% - 1/3 9% to 2/3 water
for 6% - 2/3 9% to 1/3 water

 

[Bumdeebum]

Perfect thanks very much, life saver x

 

[tracydriver]

Yay just finished my level two and knew this must have learned something