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0,25 × 36min = 9min
36min + 9 min = 45min <=
odp. przebędzie te drogę w 45min.
75% - x
x = 27
36 - 27 = 9
36 +9 = 45
przebędzie w 45 min
36+9 = 45min
2 sposób
100% - 36
125% - x
x= 36 × 125 /100
x= 4500/100
x= 45min