16 boxes. you have to add 55 vanilla cupcakes and 39 strawberry cupcakes to get the total amount of cupcakes which is
[tex]55 + 39 = 94[/tex]
then you must divide by how many cupcakes a box can hold
[tex]94 \div 6 = 15.6666666666666666[/tex]
but you cant have a fraction of a box so round up to 16
