Step by step please

ISSIons Used MY N The percentage y (of total personal consumption) an individual spends on food is approximately y = 35x-0.25 percentage points (6.5 s x S 17.5) where x is the percentage she spends on education. An individual finds that she is spending x = 7 + 0.2t 4 percent of her personal consumption on education, where t is time in months since January 1. At what rate is the percentage she spends on food is changing as a function of time on October 1. (Round your answer to two decimal places.) Answer: -Select Units-- Interpretation: On October 1, the percentage she spends on food is Select- --.v at a rate of -Select Units