5. |-I4 Points] LCALCCONS 4.3.017. ASK YOUR TEACHER PRACTICE ANOTHER A street vendor constructs the table below on the basis of sales data. (Note: Consumer expenditure and revenue are terms for the same thing from different perspectives. Consumer expenditure Is the amount of money that consumers spend on a product, and revenue is the amount of money that businesses take In by selling the product.) sales of Roses, Given the Price per Dozen (3) Find a quadratic function for the model of the data that gives the mantity sold at x dollars, data from 2i} 3 x s 32. (Round all numerical values to three decimal places) so.) = (b) Find a function for the model for consumer expenditure (revenue for the vendor), where x Is the price In dollars, date from 20 s x e 32. (Round all numerical values to three decimal places.) R(x) : (c) What price should the street vendor charge to maximize consumer expenditure? [Round your answerto two decimal plats.) s (d) If each dozen roses costs the vendor $13. what price should he charge to maximize his prot? (Round your answer to two decimal places.) $ Need Help? _ 6. l-IS Points] LCALCCONS 5.3.019. ASK YOUR TEACHER The table lists the time, t, in seconds that an average athlete takes to swim 100 meters freestyle at age at years. 11!!!! Till! Ill Ail-m. AIhlItl Talc-G to lllm 100 Mm" Freestyle (a) Find a function for the model of the data that gives the time required for an average athlete to swim 100 meters freestyle at an age of x years, with data mm s s x s 32. (Round all numerical values to three decimal places.) fix) = (o) Calculate the age at which the minimum swim time occurs. (Round your answer to three decimal places.) vr Calculate the minimum swim time. (Round your answer to one decimal piece.) SEC U (c) According to the table, at what age does minimum swim lime occur? yr U According to the table, what Is the minimum swim time? sec Need Help? _ H