If a 500 gram can cost 1.60 how much would you expect to pay for a can weighing 1.4 kilograms?

1.4kg=1400grams

500grams--1.60

1400g----x The cost per gram is $1.60/500g=$0.0032=0.32c There are 1400grams at this price so

x=1400*1.60/500

x=4.48