Is the answer is 60 ? I'm so unsure let me know instructions find the perimeter of the polygon​

Carlos has 4/5 of a tank of fuel in his car. he uses 1/10 of a tank per day. how many days will his fuel last?

Anyone? 15m is what percent of 60m; 3m; 30m; 1.5 km?

An internet company charges $8.95 per month for the first 3 months that it hosts your web site. then the company charges $11.95 per month for web hosting. how much money, in dollars, will the company charge for 8 months of web hosting?