The cost of building a new house is directly proportional to the number of square feet in the house. if a 1,500-square-foot house costs $120,000 to build, what does it cost to build a 2,400-square-foot house? the cost of building a 2,400 -square-foot house is $

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?