Răspuns :
a) 300 * 15/100 = 45
240 * 15/100 = 36
80 * 15/100 = 12
1500 * 15/100 = 225
4100 * 15/100 = 615
b)20 * 100 : 80 = 25%
240 * 15/100 = 36
80 * 15/100 = 12
1500 * 15/100 = 225
4100 * 15/100 = 615
b)20 * 100 : 80 = 25%
300x15%/100%=45
240x15%/100%=36
80x15%/100%=12
1500x15%/100%=225
4100x15%/100%=615
20x80%/100%=16
240x15%/100%=36
80x15%/100%=12
1500x15%/100%=225
4100x15%/100%=615
20x80%/100%=16