A model of a skyscraper was made by an architect. The model was 10 in. high. If the architect used a scale of 2 inches represents 12 feet, what would be the actual height of the building?

Without any equipment, you can see stars that are 2{,}800{,}0002,800,0002, comma, 800, comma, 000 light-years away. by looking through a small telescope, you can see stars that are 3{,}112{,}000{,}0003,112,000,0003, comma, 112, comma, 000, comma, 000 light-years away. approximately how many times as far can you see using a small telescope as without any equipment?