1. Nolning ma‘nosi nimani anglatadi? A natural son b hech nima c hamma javob to‘g‘ri d tjy

1. Nolning ma‘nosi nimani anglatadi?
A)natural son B)hech nima C)hamma javob to‘g‘ri D) TJY
2. Ikki xonali natiral sonlarning eng katta va eng kichigini ayirmasini toping.
A) 90 B) 89 C) 0 D) 100
3. Sonlarni 10 ta raqam bilan yozilishi.....deyiladi.
A)natural son B)o‘nli yozuv C)nollar D) TJY
4. Nechta ikki xonali natural son mavjud?
A) 10ta B) 99ta C) 90ta D) 100ta
5. Nechta uch xonali natural son mavjud?
A) 100ta B) 990ta C) 900ta D) 901ta
6. 5 raqami ishtirok etgan nechta ikki xonali son bor?
A) 18ta B) 19ta C) 20ta D) 21ta
7. 2 va 3 yordamida nechta ikki xonali natural son yozish mumkin?
A) 5ta B) 3ta C) 4ta D) 7ta
8. 4941361 sonida nechta turli raqamlardan foydalanilgan?
A) 5ta B) 7ta C) 6ta D) 4ta
9. 50dan 100 gacha sonlar o‘rtasida nechta natural son mavjud?
A) 50ta B) 51ta C) 49ta D) 51ta
10. 457 sonidan keyin va oldin keluvchi sonlar ayirmasini toping.
A) 1 B) 2 C) 4 D) 3
11. (4²-2∙3):5+(3²-1) ning qiymatini toping
A) 8 B) 10 C) 12 D) 9
12. 7⁰+1⁵+1905⁰ hisoblang.
A) 0 B) 2 C) 1 D) 3
13. 3-shakl permetrini toping

A) 28 sm B) 24 sm C) 25 sm D) 20 sm
14. Qulay usul bilan hisoblang 2021
A) 4042 B) -2 C) 2 D) 4028
15. 1024578 soni yuzlar xonasigacha yaxlitlang
A) 1024600 B) 1024700 C) 102500 D) 102800
16. Kamayuvchi 36 taga ortib , ayriluvchi 16 taga ortsa , ayrima qanday o’zgaradi
A) 52 taga ortadi B) 20 taga ortadi
C) 20 taga kamayadi D) 52 taga kamayadi
17. 39+n tengsizlikni qanoatlantruvchi natural sonlar ichida eng kattasini toping.
A) 1 B) 11 C) 10 D) 9
18. Bugun payshanba, 100 kundan keyin qaysi kun keladi
A) Dushanba B) Juma C) Shanba D) Yakshanba
19. 3 ta qutida 119 ta qalam bor. Birinchi qutida ikkinchisidagiga qaraganda 4 ta ko’p qalam bor va uchunchisidagiga qaraganda 3 ta kam qalam bor. Har bir qutida nechta qalam bor?
A) 38; 34; 37 B) 40; 36; 43 C) 37; 41; 44 D) 38; 43; 36
20. To’gri to’rtburchak perimetri formulasini toping
A) P=2(a-b) B) P=2(a+b) C) P=(a+b) D) P=(a+b+c)
21. Son nurida O (0), A (17) va B (25) nuqtalar belgilangan. OB kesma OA kesmadan qancha uzun:
A) 8 ta birlik kesmaga B) 9 ta birlik kesmaga
C) 10 ta birlik kesmaga D) 7 ta birlik kesmaga
22. Metro vagonida 157 ta yolovchi bor. Quyidagi taqribiy qiymatlardan qaysi biri aniqroq:
A) 160 ta yolovchi B) 200 ta yolovchi
C) 100 ta yolovchi D) 300ta yolovchi
23. Hisoblang: 275 41+ 275 31+275 28
A) 27500 B) 15700 C) 12500 D) 17500
24. 1 dan 100 gacha bo‘lgan natural sonlar ko‘paytmasi nechta nol bilan tugaydi?
A) 10 B) 11 C) 12 D) 24
25.Tenglamani yeching: 2132  x x:16=121
A) 14 B) 13 C) 12 D) 15
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