Level 2
Lynn had 10 kg of flour. She used 12 kg of the flour to bake a cake and 14 kg of the remaining flour to bake some muffins. How much flour did she have left? Give your answer in grams.
Level 3
Madam Naz made pies for sale. 45% of the pies were chicken pies and the rest were potato and sardine pies in the ratio 3 : 1. If a customer bought 75% of the chicken pies and all of the sardine pies, what percentage of the potato pies must Madam Naz sell for her to maintain the original percentage of chicken pies at first? Leave your answer in mixed numbers.
