For each mutation, translate the amino acids for the original RNA and the mutation. Use a T chart for each number to give the Mutation and then the effect it has on the amino acid chain.
Normal RNA: A-U-G-C-C-G-C-A-C-U-A-U-G-G-U-A-C-C,
Mutation: A-U-G-C-C-C-G-C-A-C-U-A-U-G-G-U-A-C-C