The following equation shows the approximate relationship between the percentage y of total personal consumption spent on food and the corresponding percentage x spent on education.
y = 38/x^0.38 percentage points; (6.5 ≤ x ≤ 17.5).
According to the model, spending on food is decreasing at a rate of ___?___ percentage points per one percentage point increase in spending on education when 10% of total consumption is spent on education.
2 answers