Matematika 1-variant


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Matematika 7-variant
1. Ifodaning qiymatini toping. 

2.  ning oxirgi raqamini toping. 
3. Quyidagi sonlardan qaysi biri  ga qoldiqsiz bo'linmaydi? 
 raqamining qanday qiymatida  soni  ga qoldiqsiz bo'linadi?
A)1 B)2 C)3 D)5
5. Ifodani soddalashtiring. =
A) abc; B) a2b4c2; C) ab2c; D) abc2

6. Maxsulot narxi 60% ga ortib 144000 bo`ldi. Uning dastlabki narxini toping.


A) 90000 B) 20000 C) 102000 D) 77000
7. 76 – 27 soni quyidagilarning qaysi biriga qoldiqsiz bo’linadi?
A) 51 B) 49 C) 45 D) 23
8. m ning qanday qiymatida m(mx-1)=9x+3 tenglama cheksiz ko’p ildizga ega?
A) m=0 B) m=3 C) m=-3 D) m=-1
9.  ning qiymatini toping? A) 2 B) 2 C) 2 D) 3

10.Tenlamani yeching.  .


A) 1 B) 2 C) 3 D)4
11. ifodani qiymatini toping. A) 5 B) 4 C) -2 D)-4

12. ifodani soddalashtiring.


A) 10 B)-3 C) 6 D) 8
13.Agar a=0,25 bo’lsa,  ifodani qiymatini toping.
A) 2 B) -2 C) -3 D) 3

14.  yig`indining oxirgi raqamini toping.


A) 1 B) 0 C) 3 D) 6
15. Tenglamani yeching : 
A)1/5 B)5 C)3 D)6
16. Davom ettiring. 0; 7; 26; 63; __
A) 27 B) 126 C) 124 D) 99
17.  ni hisoblang. A) 2 B) 4 C) 8 D) 1
18. a+ =6 bo`lsa, a3+ ni toping.
A) 164 B) 192 C) 196 D) 198
19.  + ni hisoblang.
A)  B) 2 C) 0 D) 10
20. Hisoblang.   A)10 B) C) D) 1
21. Tenglamani yeching. 2(x+1)+3(x+2)+4(x+3)+x=30
A) 1 B) 2 C) 1/3 D) 6

22. Hisoblang. 


A) 6 B) 0 C) 1 D) 3
23. Qaysi sonlar o`zaro tub
A) (25;36) B) (30;12) C) (12;18) D) (19;57)

24. Tenglamalar sistemasini yeching. 



  1.  B)  C) D) 

25. 0,6(12) ni oddiy kasrga aylantiring


A) B) C)  D) 

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