sinf – variant

2 – variant

1. Hisoblang:

A) B) C) D)

2. Maktab o`quvchilarining 30%i bilan barcha o`quvchilarning qismini taqqoslang.

A) B) C) D)

3.Avtomobil yo`lning 45 km ini bosib o`tdi. Bu butun yo`lning qismini tashkil qiladi. Butun yo`lni toping.

A) 15 km B) 27 km C) 75 km D) 90 km

4. Bir ishchi berilgan ishni 3 soatda bajaradi, ikkinchi ishchi esa shu ishni 6 soatda bajradi. Ular birgalikda ishlasalar bu ishni necha soatda bajaradilar?

A) 9 soat B) 3 soat C) 0,5 soat D) 2 soat

5. 123; 144; 248; 256; 510 sonlaridan qaysilari 6ga bo`linadi?

A) 248 va 256 B) 144 va 510 C) 123 va 144 D) 256 va 123

6. Tenglamani yeching:

A) B) 2 C) D) 2,5

7. 102; 216 va 444 sonlarining eng katta umumiy bo`luvchisini toping.

A) 12 B) 18 C) 6 D) 3

8. EKUK(a;b)=504, EKUB(a;b)=36. ni toping.

A) 14814 B) 28 C) 14 D) 18144

9.Ifodani soddalashtiring:

A) B) C) D)

10. Amalni bajarib, natijaga teskari sonni toping:

A) B) C) D)

11. 4800 ning qismidan 550ning qismini ayiring.

A) 1150 B) 1200 C) 1510 D) 1250

12. Tenglamani yeching:

A) 5,5 B) 5,6 C) 6,5 D) 5

13. 120 sonini 15:16:9 nisbatda bo`ling.

A) 40; 53; 27 B) 45; 48; 27 C) 30; 40; 50 D) 27; 48; 45

14.Velosipedchi 12 km/soat tezlik bilan 5 soat yurdi. Shu masofani 3 soatda bosib o`tishi uchun velosipedchi qanday tezlik bilan yurishi kerak?

A) 14 km/soat B) 7,2 km/soat C) 18 km/soat D) 20 km/soat

15. 1:200 masshtabli planda to`g`ri to`rtburchak shaklidagi bog`ning o`lchamlari 50 sm va 60 sm. Bog`ning yuzini toping.

A) 1,2 ga B) 0,6 ga C) 6 gа D) 1 ga

16. Teng yonli uchburchakning asosi 74,7 sm, yon tomon asosidan marta kichik.Uchburchakning perimetrini toping.

A) 170 sm B) 180,1 sm C) 190,9 sm D) 180,9 sm

17. Radiusi 1,08 dm bo`lgan doiraning yuzini toping. Natijani yuzdan birgacha yaxlitlang.

A) 366,25 sm² B) 366 sm² C) 365,6 sm² D) 365,8 sm²

18. Birinchi kubning qirrasi 4 sm, ikkinchi kubning qirrasi undan 3 marta katta. Kublarning hajmlarining nisbatini toping.

A) B) C) D) 27

19. Agar ; ; bo`lsa, ifodaning qiymatini toping.

20. va nuqtalar orasidagi masofani toping.

21. va sonlari orasida nechta butun son joylashgan?.

22. Tenglamani yeching:

23.Uchburchakning bir burchagi ikkinchisidan 2 marta kichik, uchinchisidan esa 6 marta kichik bo`lsa, uchburchakning kichik burchagini toping.

24. To`g`ri burchakli parallelepipedning bir uchidan chiquvchi qirralari 14,8 sm, 7,5 sm va 12,5 sm. Parallelepipedning hamma qirralarining yig`indisini toping.

25. To`g`ri to`rtburchak qo`shni tomonlarining uzunligi 5:3kabi nisbatda. Ularning ayirmasi 18 sm bo`lsa, to`g`ri to`rtburchakning yuzini toping.