Solve the problem.The table lists the average annual cost (in dollars) of tuition and fees at a certain 2-year college for selected years, where year 1 represents 1992, year 3 represents 1994, and so on. Use the ordered pairs (3, 1137) and (9, 1318) to find the equation of a line that approximates the data. (If necessary, round the slope to the nearest hundredth and the y-intercept to the nearest whole number.) 
A. y = 60.33x + 956
B. y = 30.17x + 956
C. y = 30.17x - 1228
D. y = 30.17x + 1047
Answer: D
Mathematics
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