Level 3
Carrie wanted to decorate 3 cakes. She needed 4 kg of chocolate to decorate each cake. The mass of each packet of chocolate was 2 kg. How many such packets of chocolate did she need?
Level 3
Ben had some flour. He used the same amount of flour each day. By the end of Day 5, he had 590 g of flour left. At the end of Day 6, he had 540 g of flour left. How much flour did Ben have at first?