can someone please help.

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^.38 ; 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. (Answer should be rounded to two significant digits.)

Question

can someone please help. 

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^.38 ; 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. (Answer should be rounded to two significant digits.)