1.  ni soddalashtiring. A  b  c d 

Matematika
1.  ni soddalashtiring.
A) B)  C) D) 
2. 238 betlik kitobni Ahmad uch kunda o'qib tugatdi. U birinchi kuni; ikkinchi kinga qaraganda 1,6 rnarta kam, ikkinchi kuni esa uchinchi kunga qaraganda 28 bet kam kitob o'qidi. Ikkinchi kuni Ahmad necha bet kitob o’qigan?
A)108 B) 80 C) 78 D) 50
3. a=2⁵+2^-5 va b=2⁵-2^-5 bo`lsa, a²-b²-2 nimaga teng A)-2 B) 2 C)0 D) 4
4.  ning qiymatini toping.
A)1/16 B)0,2 C)5/8 D)7/13
5. 2¹¹+3¹² yig`indining oxirgi raqamini toping.
A)9 B)7 C)5 D)8
6.. ( + +1)( - -1) ni soddalashtiring.
A)4-2 B) 2- C) 4- D) 4+
7. 25 - (8a - 3)² ko'paytuvchilarga ajrating. A)(8a - 2)(8 + 8A) B) (8a - 2)(8 – 3A)
C) (8a + 2)(8a - 8) D) (8a + 2){8 -8a)
8. Agar bo'luvchi x- 4 ga, bo'linma x + 2 ga va qoldiq -7 qa teng bc’lsa, bo'linuvchini toping. A)x² + 2x + 15 B)x² + 2x- 15
C) x²- 2x + 15 D) x² - 2x - 15
9. Algebraik yig’indi shaklida yozing:
21 + b - c
A)21 + b + c B) 21 – b - c C) 21 + b + (-c) D) 21 + (-b) + (-c) E) 21 - (-b) + (-c)
10. Tenglamani yeching : 3x – 5 = 11 - x
A)x=1 B) x=2 C) x=3 D) x=4 E) x=5
11. Tenglamani yeching : 6a = 216
A)a= 6 B) a=36 C) a=12 D) a=18 E) 1216
12. Algebraik ifoda tuzing: Kattasi m ga teng bo’lgan ikkita ketma-ket natural sonning ko’paytmasining uchlangani.
A)3 + (2mn) B)3m(m - 1) C) m(m - 1)³
D) 3m + (m + 1)
13. (a-3b) /(a+3b) algebraik ifodaning son qiymatini toping, bunda a= 4, b= -2
A) 2 B) 5 C)-5 D) -2 E)4
14. O’xshash hadlarni ixchamlang:
x - 2y - 3x + 5y
A)4x-7y B) 4x+7y C) 3y+2x D) 3y-2x E) 2x-7y.
15. Ifodani soddalashtiring:
4(2 + x) - 3(1 + x)
A)11+7x B) 11+x C) 11-x D) 5-x E) 5+x
16. Tenglamani : 55,31+a+41,69 = 123,021.
A)66,021 B) 56,021 C) 26,021 D)16,021 E) 36,021.
17. Qo`shni burchaklardan biri ikkinchisidan  katta shu qo`shni burchaklarni toping.
A.  B. C. D.
18.Ikki parallel to`g`ri chiziqni uchinchil to`g`ri chiziq kesib o`tganda hosil bo`lgan ichki bir tomonli burchaklardan biri ikkinchisidan 17 marta kichik . Shu burchaklardan kichigini toping.
A.  B.  C.  D.
19.Tomonlari 20; 20 va 30m bo`lgan uchburchak shaklidagi maydonning atrofini o`rash uchun ustunlar o`rnatildi.Agar ustunlar orasidagi masofa 5m bo`lsa, nechta ustun kerak bo`ladi?
A.15 B. 14 C. 16 D.13
20. Uchburchakning ikkita tomoni 0,5 va 7,9 ga teng.Uchinchi tomon uzunligi butun son ekanligini bilgan holda shu tomonni toping.
A.8 B.7 C.6 D.5
21. 184⁰ burchakka bissektrisa o’tqazildi, hosil bo’lgan burchaklar necha gradusdan?
A) 46⁰ B) 92⁰ C) 102⁰ D) 104⁰ E) 96⁰.
22. Soat 14 ⁰⁰ bo’lganda soatning soat va minut millari orasidagi burchak necha gradus bo’ladi?
A) 45⁰ B) 30⁰ C) 60⁰ D) 90⁰ E) 40⁰.
23. A, B, C nuqtalar bir to’g’ri chiziqda yotadi. Agar AB =28 sm, AC = 12 sm bo’lsa, BC kesma uzunligini toping?
A) 26 sm N) 40 sm c) 22 sm d) 16 sm E) 14 sm.
24. Qo`shni burchaklar biri 37 ⁰ ga teng. Ikkinchi burchakni toping?
A)152⁰ B) 154⁰ D)143 E)151⁰
25. D,E,C nuqtalar bir to`g`ri chiziqda yotadi. DE=16 sm DC=9sm va D nuqta E va C nuqtalar orasida bo`lsa bo`lsa, C E kesmaning uzunligini toping?
A)25 sm B)24 sm D)22 sm E)26 sm
26. Uchburchakning ikki tamoni 0,5 sm va 7,8 bo`lsa uchunchi tamon uzunli butun son bo`lsa, shu tamon uzunligini toping?
A)7B)9D)8E)5
27. Qo`shni burchaklardan biri ikkinchisidan 50⁰ kichik katta burchakni toping? A)105⁰ B)70⁰ D) 115⁰ E) 120⁰
28. Ikki to`g`ri chizig`ning kesishdan hosil bo`lgan uchta burchak yig`indisi 315⁰ ga teng. Shu burchaklarning kichigini toping? A)60⁰ B)70⁰ D)45⁰ E)60⁰
29. Uzunligi 400mm bo`lgan aylananing 30% i gradus o`lchovini toping?
A)108⁰ B) 132⁰ D)111⁰ E)112^{0
30.Tenglamani yeching: x-87=13-4x}
A)x=18 B)x=19 C)x=20 D)x=21