Aquamarine Tulip is the owner of Tulip Thai Restaurant. At the beginning of the year, she predicted the annual operating income to be $440,000. By the end of the year, she calculated the flexible budget for operating income to be $370,000. Determine the sales-volume variance. Indicate whether the variance is favourable or unfavourable.

Do not enter dollar signs or commas in the input boxes. Enter the variance amount as a positive value. $Answer