5-sinf matematika II nazorat№

5-sinf matematika II nazorat№

1. 
   Amal belgilarini shunday qo’yingki to`g`ri tengliklar hosil bo`lsin. 6…4…18=42 A) · ;+ B) : ;+ C)+;− D) − ; ·
   
2. 
   Ifodaning qiymatini toping:18−12:2+5·3 A) 18 B) 24 C) 4 D) 27
   
3. 
   Taqsimchada 24 ta anor, undan 3 marta kam nok bor. Taqsimchada nechta nok bo’lgan? A)12 ta nok B)8 ta nok C)1 ta nok D)5 ta nok
   
4. 
   (2·6 + 8)·2 - 2 ifodaning qiymatini toping: A) 16 B) 0 C) 54 D) 38
   
5. 
   y-2+(y+4)+1 ifodani soddalashtiring. A) 2y-2 B) 3y-2 C) 2y+3 D) 3y+2
   
6. 
   Tenglamani yeching (x+2)+34=70 A) 18 B)14 C)36 D)34
   
7. 
   Ikki sonning yig’indisi 460 ga teng. Ularning biri ikkinchisidan 150ta ortiq. Shu sonlarni toping. A)132 va 328 B)160 va 300 C)155 va 305 D)215 va 245
   
8. 
   4a+4b= ifodani qiymatini a+b=20 bo’lganda hisoblang. A)80 B)85 C)90 D)75
   
9. 
   Qaysi bir javob natural sonlar qatorini tashkil qiladi? A)1,2,3,4,5;B)1,4,5,6,…C)1,2,3,4,5,..D)2,3,4,…
   
10. 
    Bir nechta natural sonning yig‘indisi 85 ga teng. Agar shu sonlarning har biridan 3 ni ayirib, yig‘indi hisoblansa, u 70 ga teng bo‘ladi.Yig‘indida nechta son qatnashgan? A) 5 B) 7 C) 12 D) 8
    
11. 
    54 soni 6 dan necha marta katta A)9marta B)3marta C)6marta D)12marta
    
12. 
    Agar kamayuvchini 30 ta va ayriluvchini 12 ta kamaytirilsa, ayirma qanday o‘zgaradi? A) 18 ta kamayadi B) 24 ta ortadi C) 12 ta ortadi D) 12 ta kamayadi
    
13. 
    To‘g‘ri to‘rtburchakning eni 7 sm, bo‘yi undan 4 sm ortiq. To‘g‘ri to‘rtburchakning perimetrini hisoblang. A) 36 B) 20 C) 34 D) 30
    
14. 
    1 soat 160 minut 5 sekund necha sekunddan iborat? A) 106005 B) 12205 C) 14205 D) 13205
    
15. 
    3 million 47 ming 750 sonini raqamlar bilan yozing. A)347500 B)3047750 C)30047500 D)47500
    
16. 
    Javobi 12 bo'lgan misolni belgilang:A)8+3B)9+4 C)5+7 D)6 +8
    
17. 
    Hisoblang: 501·84+72600:(5598−41·48) A)42104 B)42535 C)45714 D)45325
    
18. 
    Taqqoslang : 39 + 16 * 47 + 8 A) > B) < C) =
    
19. 
    Poyezd tarkibida sisternalar ,platformalar va yuk vagonlari bor.Sisternalar platformalardan 4 ta kam , yuk vagonlaridan esa 8 ta kam. Agar sisterna, platforma va yuk vagonlarining umumiy soni 60 ta bo’lsa , poyezd tarkibida sisternalar nechta bor? A)16 B)21 C)20 D)24
    
20. 
    Terak balandligi 9 m, tut balandligi 6 m. Tut terakdan necha m past? A)4 m B)3 m C)5 m D) 6 m
    
21. 
    Tenglamani yeching. 15:(x-17)-5=0 A)15 B)18 C)20 D)22
    
22. 
    Ifodaning son qiymatini toping: a-ab+b(c-a) agar a=3;b=1;c=4 A)1 B)2 C)3 D)4
    
23. 
    5ni berilgan songa ko’paytirganda, hosil bo’lgan son . . . 35 ko’rinishda bo’lsa,berilgan son quyidagilardan qaysi biri ko’rinishida bo’lishi mumkin?
    

A) . . . 24 B) . . . 16 C) . . . 79 D) . . . 14

24. 
    8 ga bo'linadigan sonni toping. A) 1140 B) 2350 C) 3700 D) 3152
    
25. 
    Qonuniyatda navbatdagi sonni aniqlang 24,25,28,33,40,49, …
    

A)50 B)60 C)52 D)59