Poate sa ma ajute cineva cu aceste exerciții? Va rog sunt pt mâine

Explicație pas cu pas:
10 a) 790,792,794,798,796.
b) 6044,614,624,634,644,654,664,674,674,684,694,
c) 800,822,844,866,888,
d) 194,294,394,494,594,694,794,894,994.
11) a - 575, 570
b) 600,610,620,630,640,650,660,670,68,690.
c) 185,285,385,485,585,685,785,885,985
d) 2060,2065
12,a) 702,732,762,792
b) 951,954,957
c) 2031,2034,2037
d) 240,540,840
9.a) 70
b) 390,
c) 7200,7210,7230,7240,7250,7260,7270,7280,7290
Răspuns:
9. a) 70 div cu 10 se termina in 0
b) 390 c)7200, 7210, 7220, 7230, 7240, 7250, 7260, 7270, 7280, 7290
d) 800, 810, 820, 830, 840, 850, 860, 870, 880, 890
10. a) 790, 792, 794, 796, 798 - orice nr div cu 2 se termina in 0,2, 4,6,8
11. nu se intelege...
12. a)702, 732, 762, 792
b)951, 954, 957
c) 2031, 2034, 2037
d) 240, 540, 840