Find the point B on AC such that the ratio of AB to BC is 1:3

Parks is wearing several rubber bracelets one third of the bracelets are tie dye 1/6 are blue and 1/3 of the remainder are camouflage if park swears to camouflage bracelets how many bracelets does he have on

A50% increase followed by 33 1/2% decrease

I’m really confused and need your assist me with this question i’ve never been taught