how much active ingredient is needed to compound 18 lollipops if the formula is 5% active ingredient, 168g sugar,60ml Karo syrup (weighs 84g),60ml water. each lollipop should have 5% active ingredient

2 answers

(Junk+active ingred)=total mass

but active ingredient= .05 total mass

so, 168+84+60+.05totalmass=total mass

.95 total mass=168+84+60

now solve for total mass, and active ingredient.
14.4g