Matematika fanidan majburiy blok testlari №2

m=2212524, n=231300, k=1024145 lardan qaysi biri 12 ga qoldiqsiz bo'linadi?

To'g'ri to'rtburchakning yuzi 56 dm², eni esa 7 dm ga teng. Shu to'rtburchakning perimetrini toping.

Sonlardan nechtasi butun son? 

Amallarning bajarilish tartibini aniqlang. (a) (b) (c) (d)        1324 - 45 · (12 + 30) : 6

2, 7, 11, 12, 15, 20, 23, 27, 29, 31, 37, 100, 101, 103, 112 sonlar ichida nechta tub son bor?

А mulohaza "9/8  to'g'ri kasrdir", В mulohaza esa "Oxirgi raqami 3 bilan tugagan sonlar  3 ga  qoldiqsiz bo'linadi". Quyidagilardan qaysilairi to'g'ri?

Ifodaning qiymatini toping 2 · |-81|+|-88|-150 +|45|

Hisoblang: 67-11·4+450:9

2, 3, 7, 11, 12, 15, 20, 23, 27, 29, 31, 37, 100, 101, 103, 111 sonlari ichida nechta tub son bоr?

Tenglamani yeching: