Question

Descoperă regula și completează șirul
a)800800,400400,200200,. ,. :
b)5505,6010,6515,. ,. :
c). ,30,900,27000,. :
d). ,750000,500000,250000,. :
e). 31mai,30iunie,31iulie,. :
f). ,. 00:15,06:30,12:45,. ,. :​

Answer 1

Explicație pas cu pas:

a) 800800, 400400, 200200, 100100, 50050

800800÷2=400400; 400400÷2=200200 ...

b) 5505, 6010, 6515, 7020, 7525

5505+505=6010; 6010+505=6515 ...

c) 30, 30, 900, 27000, 24300000

30×30=900; 30×900=27000...

d) 1000000, 750000, 500000, 250000, 0

750000-250000=500000 ...

e) 31mai, 30iunie, 31iulie, 31 august

ultima zi din lună

f) 18:00 ,00:15, 06:30, 12:45, 19:00, 01:15

18:00 + 06:15 = 00:15; 00:15 + 06:15 = 06:30 ...

Answer 2

Răspuns:

100100, 50050

7020,7525

30....2430000

1000000......0

31 august

18:00......19:00, 01:15