Respuesta :
18900 + 7650 + 1475 + 2350 = 30375 * 4 = 121500 (4 yr. total expenses)
7500 * 4 = 30,000 (4 yr grant money)
121500 - 30,000 = 91,500 <= your answer
7500 * 4 = 30,000 (4 yr grant money)
121500 - 30,000 = 91,500 <= your answer