Question

Oblicz, ile to minut.

a) 20% godziny b) 15% godziny c) 5% doby

Answer 1

a)

 

1h = 60min

 

60min -> 100%

x min -> 20%

 

100x= 1200

x= 12 minut

 

 

b)

 

1h= 60min

 

60min -> 100%

x min -> 15%

 

100x = 900

x = 9 minut

 

 

c)

 

1doba = 24h = 1440min

 

1440min -> 100%

x min -> 5%

 

100x = 7200

x = 72min

Answer 2

a)

1 godzina=60 minut

 

20% godziny to 12 minut

 

b)

1 godzina=60 minut

 

15% godziny to 9 minut

 

c)

Obliczamy ile minut ma doba:

1 doba=24 godziny

 

1 godzina=60 minut

24 godziny=x

x=1440 minut

 

5% doby to 72 minuty