Odpowiedź :
Odpowiedź:
a) 150*40/100=6000/100= 60
b) 13*130/100=1690/100= 16,9
c) 22*81/1000=1782/1000= 1,782
d) 32*4/100=128/100= 1,28
a) 100% - 150
40% - x
x= 40 * 150 / 100
x =60
b) 100% - 13
30% - x
x= 30*13/100
x=3,9
130% = 13+ 3,9= 16,9
c) 100%- 22
8,1% - x
x= 8,1* 22/100%
x= 1,782
d) 100% - 32
4% - x
x= 4*32/100%
x= 1,28
40% - x
x= 40 * 150 / 100
x =60
b) 100% - 13
30% - x
x= 30*13/100
x=3,9
130% = 13+ 3,9= 16,9
c) 100%- 22
8,1% - x
x= 8,1* 22/100%
x= 1,782
d) 100% - 32
4% - x
x= 4*32/100%
x= 1,28