Umumta’lim maktablarining VII sinf o`quvchilari uchun matematika fanidan oraliq va yakuniy nazorat testlari to`plami

VII sinf. 13-variant.

1. 
   Tenglamani yeching: 2x+5(x-3)=-17+3(x+6).
   

A) x=2 B) x=3 C) x=4 D) x=5

2. 
   Teng yonli uchburchakning perimetri 40 smga teng uning yon tomoni asosidan 2 marta uzun bo`lsa, shu uchburchakning tomonlarini toping.
   

A) 16, 16, 8 B) 10, 10, 20 C) 15, 15, 10 D) 18, 18, 4

3. 
   ifodani asosi 3 bo`lgan daraja shaklida tasvirlang:
   

A) 3¹¹ B) 3¹² C) 3¹³ D) 3¹⁴

4. 
   Tenglani yeching:
   

A) y=15 B) y=8 C) y=16 D) y=36

5. 
   Ifodani a asosli daraja shaklida yozing: .
   

A) a⁶ B) a⁷ C) a⁸ D) a⁹

6. 
   Hisoblang: A) 6 B) 10 C) 16 D) 64
   
7. 
   Ifodani qiymatini toping: . A) 25 B) 15 C) 10 D) 5
   
8. 
   To`g`ri to`rtburchak asosining uzunligi 20 %, balandligi 25 % orttirilsa, uning yuzi necha foiz ortadi?
   

A) 50 % B) 45 % C) 47,5 % D) 52,5 %

9. 
   Birhadlar ko`paytmasini toping: .
   

A) 0,3x⁵y⁴z⁵ B) -0,3x⁵y⁴z⁵ C) 0,5x⁵y⁵z⁵ D) -0,5x⁴y⁴z⁴

10. 
    Onasi 50 yoshda, qizi 28 yoshda. Necha yil oldin qizi onasidan 2 marta yosh bo`lgan?A) 8 yil B) 6 yil C) 7 yil D) 5 yil
    
11. 
    Birhadlarni ko`paytiring:
    

A) 4a³b²c³ B) -4a³b³c² C) 4a²b³c³ D) -4a²b³c³

12. 
    Ko`phadni birhadga ko`paytmasini toping: .
    

A) 0,5ab B) 6ax C) 0,5ab-3ax D) 0,5ab-6ax

13. 
    (Qadimiy masala.) Baliqning uchdan bir qismi loyda, to1rtdan bir qismi suv tagida va uch qarichi suv ustida. Baliqning uzunligi qancha?
    

A) 8 qarich B) 8 qarich C) 7 qarich D) 7 qarich

14. 
    Ko`phadlarni ko`paytiring:
    

A) 6x³+19x²+x-6 B) -6x³+19x²-x-6 C) -6x³-19x²-x+6 D) 6x³-19x²+x+6

15. 
    Tenglamani yeching: A) x=-7 B) x=-6 C) x=-5 D) x=-4
    
16. 
    O`g`li 6 yoshda, otasi esa undan 6 marta katta. Necha yildan keyin o`g`li otasidan 4 marta yosh bo`ladi? A) 4 yil B) 5 yil C) 6 yil D) 8 yil
    
17. 
    Aylananing qismiga tiralgan markaziy burchak necha gradus?
    

A) 100^o B) 120^o C) 180^o D) 90^o

18. 
    Do`konda uch kunda 110 kg yog` sotildi. Ikkinchi kuni birincji kundagining qismicha, uchinchi kuni esa dastlabki ikki kunda qancha yog` sotilgan bo`lsa, shuncha yog` sotildi. Do`konda birinchi kuni necha kilogramm yog` sotilgan?
    

A) 50 kg B) 45 kg C) 55 kg D) 40 kg

19. 
    Hisoblang: A) B) 7 C) 35 D)
    
20. 
    To`rtta ketma-ket juft son berilgan. Agar chetki sonlar yig`indisining ikkilanganidan o`rtadagi sonlar musbat ayirmasining uchlangani ayrilsa, 22 hosil bo`ladi. Shu sonlarni toping.
    

A) 6; 8; 10; 12 B) 4; 6; 8; 10 C) 8; 10; 12;14 D)10; 12;14; 16