Matematika 7 sinf uchun test savollari I variant

Matematika 7 sinf uchun test savollari

I variant

1. 
   Ifodaning qiymatini toping:
   

A) B) C) D)

2. 
   -96 dan gacha bo`lgan butun sonlar yig`indisini toping.
   

A) B) 390 C) 294 D) 99

3. 
   ekanligi ma’lum bo`lsa, barcha ikki xonali sonlarni toping.
   

A) 16; 25; 34; 43; 52; 61 B) 16; 25; 34 C) 43; 52; 61 D) 70; 7

4. 
   O`zgaruvchining qanday qiymatlarida ifoda ma’noga ega bo`lmaydi: ?
   

A) 0 B) 1 C) D) 0 va 1

5. 
   Quyidagi ko`rinishda berilgan sonlar ketma ketligini o`sish tartibida yozing: , bu yerda , .
   

A) 12; 38; 77 B) 12; 25; 38; 41; 64; 77 C) 77; 64; 41 D) 25; 38; 41

6. 
   Daraja ko`rinishida ifodalang:
   

A) B) C) D)

7. 
   M ni shunday birhad bilan almashtiringki, natijada noma’lumning barcha qiymatlarida to`g`ri tenglik hosil bo`lsin:
   

A) B) C) D)

8. 
   Birhadning darajasini aniqlang:
   

A) B) C) D) aniqlab bo`lmaydi

9. 
   Ikkita ishchi 657 ta detal tayyorladi. Birinchi ishchi ikkinchisidan 63 ta detal ko`p
   

tayyorlagan bo`lsa, ular har biri nechtadan detal tayyorlagan?

A) 297; 360 B) 300; 357 C) 297; 234 D) 360; 287

10. 
    Ifodaning qiymatini toping:
    

A) 64 B) 32 C) 16 D) 128

11. 
    Ifodani soddalashtiring:
    

A) B)

C) D)

12. 
    Tenglamani yeching:
    

A) 0,5 B) -1,5 C) 1,5 D) 2,5

13. 
    Kopaytuvchilarga ajrating:
    

A) B)

C) D)

14. 
    Uchburchak burchaklari 1:2:3 kabi nisbatda bo`lib, uning kichik tomoni 36 ga teng. Uchburchakning katta tomonini toping.
    

A) 72 B) 36 C) 144 D) 18

15. 
    Uchburchakning bir tashqi burchagi 120⁰ ga teng, unga qo`shni bo`lmagan ikkita ichki burchaklari ayirmasi 30⁰ ga teng. Ichki burchaklardan kattasini toping.
    

A) 70⁰ B) 75⁰ C) 65⁰ D) 85⁰

16. 
    Uzunligi 2; 3; 4; 5 va 6 ga teng bo`lgan kesmalardan nechta turli tomonli uchburchaklarni yasash mumkin?
    

A) 6 B) 7 C) 8 D) 5

17. 
    150⁰ li burchakka qo`shni burchaklar yig`indisini toping.
    

A) 30⁰ B) 60⁰ C) 150⁰ D) 100⁰

18. 
    To’g’ri burchakli to’rtburchakning perimetri 60 sm. Uning bo’yi uzunligidan 1,5 karra kichik. To’g’ri burchakli to’rtburchakning yuzini toping.
    

A) 540sm² B) 864sm² C) 225sm² D) 216 sm²

19. 
    Hisoblang:
    

A) B) C) D)

20. 
    Tarkibida 40% tuz bo’lgan 1500 g eritmaga qancha tuz solinsa, tarkibida 70% tuz bo’lgan eritma hosil bo’ladi?
    

A) 1000 B) 450 C) 1500 D) 150

21. 
    Ko`phadni ko`paytuvchilarga ajrating:
    

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22. 
    Tenglamani yeching:
    

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23. 
    Ifodani soddalashtiring:
    

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24. 
    Mos tomonlari parallel to`g`ri chiziqlarda yotgan ikki burchakning yig`indisi 146⁰ . Shu burchaklarni toping.
    

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25. 
    Teng yonli ABC uchburchakda AB=BC;

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26. 
    Motorli qayiq dvigatel ishini o’zgartirmagan holda 6 soat oqimga qarshi va oqim bo’yicha 6 soat suzdi. Qayiq jami 168 km suzdi. Daryo oqimi tezligi 4 km/soat bo’lsa qayiqning o’z tezligini toping.
    

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27. 
    Birinchi oyda maxsulot narxi 20% ga ortdi, ikkinchi oyda 50% ga ortdi. Shu ikki oyda maxsulot narxi necha foizga ortdi?
    

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28. 
    Teng yonli uchburchakning uchidagi burchagi 960 ga teng.Uchburchak asosidagi burchaklar bissektrissalarning kesishishidan hosil bo`lgan o`tkir burchakni toping.
    

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29. 
    ABC to`g`ri burchakli uchburchakda – to`g`ri, va . medianani toping.
    

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30. 
    Mos tomonlari perpendikulyar ikki burchakning yig`indisi 170⁰. Bu burchaklarni toping.
    

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