Suppose the annual cost per active-duty armed service member in a certain country increased from$80,000in 1995 to$90,000in 2000. In 1990, there were2 millionarmed service personnel and this number decreased to1.5 millionin 2000. Use linear models for annual cost and personnel to estimate, to the nearest$10 million,the rate of change of total military personnel costs in1997. million dollars per year