Level 2
The total mass of 2 boxes is 3 kg 696 g. One of the boxes weighs 108 g more than the other. What is the mass of the lighter box?
(Give the answer in kilograms and grams.)
Level 3
Diana baked curry, sardine and chicken buns. She baked 60 curry buns. 20% of her buns were chicken. She baked 12 more sardine buns than chicken buns. How many curry buns and sardine buns did Diana bake altogether?