Question

Based on a farmer’s soil composition he must mix his fertilizer at a certain strength.

Answer 1

Find 5%, 6%, and 4% of 0.5.

5% of 0.5 = 0.05 * 0.5 = 0.025 of nitrogen
6% of 0.5 = 0.06 * 0.5 = 0.03 of phosphorus
4% of 0.5 = 0.04 * 0.5 = 0.02 of potassium