math book

one day two packs of twins Marcus Lucas Evan Ivan and they went shoping and they got 8 ice creams and they needed to make shore they each get a equal amout they did 8 divided by 4 and they got 2 right so 2+2+2+2=8 so 2 is the right anser so they each get 2.then they bought 12 jars of jam how many jars of jam do they each get.they each get 3 jars for the whole month.