设面粉有x千克,大米有(x+360)千克
3/4x - 2/5(x+360)= 66
3/4x - 2/5x - 144 = 66
7/20x - 144 = 66
7/20x = 210
x = 600
600+360=960(千克)
答:面粉有600千克,大米有960千克.
设面粉有x千克,大米有(x+360)千克
3/4x - 2/5(x+360)= 66
3/4x - 2/5x - 144 = 66
7/20x - 144 = 66
7/20x = 210
x = 600
600+360=960(千克)
答:面粉有600千克,大米有960千克.