Odpowiedzi

2010-02-22T18:02:13+01:00
1.
a) 3 * 1 i 2/5 = 4
b) 2 * 8 i 1/3 = 16 i 2/3
c) 8 * 3 i 2/9 = 25 i 7/9
d) 2 i 7/8 * 3 = 8 i 5/8
e) 4 i 2/5 * 3 = 13 i 1/5

2.
1 i 3/4 * 20 = 35
2010-02-22T18:07:42+01:00
A 4 i 1/5
b 16 i 2/3
c25 i 7/9
d 8 i 5/8
e 13 i 1/5

2. 35