Odpowiedź:
30%-48
48:3=16 30%:3=10%
10%-16
100%=16×10 bo 10%×10=100%
100%-160
Ola ma 160 widokówek.
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Odpowiedź:
30%-48
48:3=16 30%:3=10%
10%-16
100%=16×10 bo 10%×10=100%
100%-160
Ola ma 160 widokówek.