Question

Exercitiul 4. Va rogggggg. Dau coroana​

Answer 1

a)5 min=300 sec

30 min=1800 sec

1/4 min (15 min)= 900 sec

1 h= 3600 sec

b)1/2 h( jumatate de ora)= 30 min

1/3 h= 20 min

1/12=5 min

2/5 h= 720min

3/20=10800 min

c) 3600min=o ora

483840 min=8064 h

5 zile=120 h

1 saptamana=168 h

Answer 2

explicatie pas cu pas:

un minut are 60 de secunde.

60×5=300secunde

30×60=180secunde

4×60=240secunde

2×60=120

60×60=360

la b sau la c nu stiu,imi pare rau