This is not the complete sequence of amino acids for the protein luciferin; that is over 900 nucleotides long! however, you did sequence the first ten amino acids in the protein. if you had sequenced all 900, what would be a codon that you would expect to see at the end?

Regular selling price (price before discount) 100%.

Price after trade discount of 15% is 85% of regular selling price..

Price after trade discount reduced to 10% is 90% of regular selling price.

By reducing the trade discount from 15% to 10% meant increasing the selling price by 5% of the selling price before applying the trade discount.