[cars] Alliance, Nebraska boasts a uniquely American monument: Carhenge! (Imagine Stonehenge made out of old cars, stuck in the ground.) Since this is the main attraction in Alliance, the city council commissioned a satisfaction study to see how likely visitors would be to recommend Carhenge to their friends and family. Below are those ratings on the typical NPS scale. Use them to calculate the Net Promoter Score. Round to the nearest whole number. 26% 32% 44% 18% 20% [cars] Alliance, Nebraska boasts a uniquely American monument: Carhenge! (Imagine Stonehenge made out of old cars, stuck in the ground.) Since this is the main attraction in Alliance, the city council commissioned a satisfaction study to see how likely visitors would be to recommend Carhenge to their friends and family. Below are those ratings on the typical NPS scale. Use them to calculate the Net Promoter Score. Round to the nearest whole number. 26% 32% 44% 18% 20%