September 2018 3 14 Report

1 . Jakim procentem liczby A jest liczba B , jesli ;

A = 40 i B = 25 .

a = 30 i B = 6

A = 15 i B= 12

A= 2,3 i B = 0,575

A= 0,32 i B = 0,112

A = 12 i B = 10,2

to trzeba to pomnozyc ? cz y podzielic ? czy nic z tego ? wytłumaczcie ;p


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