Out of several months of data,Tony's Timepieces has isolated the highest and lowest monthly levels of activity for their repair servicesThe highest is 310 hours for the month and the lowestis 190 hours.

The cost corresponding to the highest activity is 16, 300 and the cost related to the lowest activity is 11,100 cost.

Based on these data points what is the fixed costsof operating between the lowest and highest levels of activity? ( In other words what is the intercept determined from using the high-low method?)