1. Agar bo’lsa, ning qiymatini toping. A 110 b 125 c 80 d 100

11. ning x=0,25 dagi qiymatini toping.
A) 3 B) 6 C) 5 D) 4
12. 3¹⁰+2¹¹ yig’indining oxirgi raqamini toping.
A) 3 B) 5 C) 1 D) 7
13. ni hisoblang.
A) 0,32 B) 32 C) 6,4 D) 3,2
14. 842 sonining o’ng tomoniga qanday raqam yozilsa, hosil bo’lgan son 36 ga qoldiqsiz bo’linadi?
A) 2 B) 6 C) 4 D) 8
15. Soddalashtiring.
A) -1 B) a+b C) D)
16. Agar bo’luvchi x-2 ga, bo’linma x+3 ga, qoldiq 5 ga teng bo’lsa, bo’linuvch nimaga teng?
A) x²-3x+6 B) x²-5x-6 C) x²+x-1 D) x²-5
17. Soddalashtiring.
A) m+12 B) 4+m C) m-2 D) 4
18. Ushbu (a+b)(a+b+2)-(a-b)(a-b-2) ni ko’paytuvhilarga ajrating.
A) 2(a+b)(b+1) B) 4a(b+1) C) 2a(b-1) D) 4a(b-1)
19. 630 va 198 ning umumiy bo’luvchilari nechta?
A) 4 B) 9 C) 8 D) 6
20. Soddalashtiring.
A) 1/6 B) 1/8 C) ¾ D) ¼
21. 4¹² ni 9 ga bo’lgandagi qoldiqni toping.
A) 1 B) 2 C) 4 D) 7
22. ifodaning qiymatini toping.
A) B) C) D)
23. abc va ab mos ravishda 3 va 2 xonali sonlar bo’lib, abc+ab=1073 bo’lsa, a+b+c yig’indini hisoblang.
A) 16 B) 22 C) 21 D) aniqlab bo’lmaydi.
24. yig’indi quyidagi sonlarning qaysi biriga teng?
A) B)
C) D)
25. 17∙11-14∙11+27∙23-24∙23+21∙19-18∙19 ni hisoblang.
A) 159 B) 165 C) 203 D) 143
26. Teng yonli uchburchakning asosi 40 ga, unga tushirilgan balandligi 21 ga teng.
Uchburchakning yon tomonini toping.
A) 29 B) 27 C) 31 D) 19
27. Uchburchakning 8 ga teng balandligi uning asosi uzunligini 1 : 8 nisbatda bo‘ladi. Shu balandlikka parallel va uchburchakning yuzini teng ikkiga bo‘ladigan to‘g‘ri chiziq kesmasining uzunligini toping.
A) 6 B) 7 C) 5 D) 4,5
28. ABC uchburchakning bissektrisasi AC tomonni 28 va 12 ga teng bo‘lgan kesmalarga ajratadi. Agar AB−BC=20 bo‘lsa, berilganchburchakning perimetrini toping.
A) 90 B) 80 C) 85 D) 72
29. Yuzlari 8 va 32 bo‘lgan ikkita o‘xshash uchburchak perimetrlarining yig‘indisi 57 ga
teng. Kichik uchburchakning perimetrini toping.
A) 12 B) 16 C) 20 D) 19
30. Ikkita o‘xshash uchburchakning perimetrlari 18 va 36 ga, yuzlarining yig‘indisi 52,5 ga teng. Katta uchburchakning yuzini toping.
A) 36 B) 24 C) 48 D) 42