A farmer needs to buy fertilizer for two fields.one field is shaped like a trapezoid, and the other is shaped like a triangle.The trapezoidal field has bases that are 35 and 48 yards and a height 26 yards. The triangular field has the same height as the of field and a base of 39 yards. Each bag of fertilizer covers 150 Square yards. How many bags of fertilizer does the farmer need to buy?