At a particular job, workers' wages are linear and based on years of experience. You ask two workers what their experience and wages are to determine the wage formula. One worker earns $20.80 per hour with 4 years of experience. The other worker has 6 years of experience and earns $25.20 per hour. Instructions: Change settings in the above tool as needed to assist in answering the following questions. All answers could be calculated, or they can be read or estimated from the table or graph above after entering the correct settings. a) What is a worker's starting wage at this job? $ per hour b) What wage can be expected after 7 years of experience? $ per hour c) After approximately how many years (rounded to one decimal place) will a worker earn $20 per hour? years