Please help me if you can

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

Choose the equation below that represents the line that passes through the point (2, 4) and has a slope of 3. a) y − 4 = 3(x − 2) b) y − 2 = 3(x − 4) c) y + 4 = 3(x + 2) d) y + 2 = 3(x + 4)

See attachment below and find the equivalent of tan(∠qsr)