Hey there could anyone please solve these 3 math questions, I don't quite understand them please and thank you.

Question 1. (Use a proportion to solve each problem.)
The scale on a map is 1 inch = 15 miles. A line on the map is 2 inches. How many miles does the line represent?

Question 2. (Solve each problem. Use a proportion.)
If 18 trees are needed to cover 3 acres, how many trees are needed to cover 60 acres?

Question 3. (Find the price or the number of items.)
If 3 bars of soap cost $2, how much will 12 bars of soap cost?

Please answer these as soon as possible. I need to hand them in tomorrow thx!