The number of students enrolled at Spring Valley Elementary has been steadily increasing over the past five years. The school board would like to forecast enrollment for years 6 and 7 in order to better plan capacity. Use a linear trend line to forecast enrollment for years 6 and 7. Year Enrollment 1 220 2 245 3 256 4 289 5 310 Year 6 forecast: ______________ Year 7 forecast: _____________ (Round your answers to 1 decimal place, the tolerance is +/-0.5)