Happy face

The mean of 9 different test scores ranging from 0 to 100 is 85. The median is 80. All test scores are whole numbers. Determine the greatest possible range between the highest and lowest possible test scores.

Jared has iced 3/4 of a cake when he walks away to answer the phone. Kylie sneaks into the kitchen to steal a piece of cake. The stolen piece is 1/6 of the whole cake, and is 2/3 covered in icing. What fraction of the original cake remains not iced?

expression in spoken or written words, or by other means: to give voice to one's disapproval by a letter.