7-8 sinflar uchun matematika fanidan yakuniy test topshiriqlari

7-8 SINFLAR UCHUN MATEMATIKA FANIDAN YAKUNIY TEST TOPSHIRIQLARI .
Har bir test topshriqlari 2,5 balldan maksimal 100 ball . ( tuzuvchi A Soatov )
1. 6133 n soni 3 ga qoldiqsiz bo’linadigan n raqamining barcha qiymatlarini toping
A) 1;7;4 B) 2;5;8 C) 0 D) 4;2
2. Teng yonli uchburchakning perimetri 10 ga teng, yon tomoni asosidan 12 marta uzun. Uchburchakning asosi qanchaga teng?
A) 0,4 B) 0,8 C) 0,5 D) 0,6
3.Ikki parallel to`g`ri chiziqni uchinchi to`g`ri chiziq kesib o`tganda hosil bo`lgan ichki bir tomonlama burchaklaridan biri ikkinchisidan 17 marta kichik. Shu burchaklardan kichigini toping?
A) 20 B) 24 C) 10 D) 15
4. 2x-10>0 Va 27-x>0 tengsizlikning eng katta va eng kichik yechimlari o`rta arifmetigini toping
A) 16 B) 18 C) 17 D) 15
5. va Kasr umumiy maxrajining barcha natural bo’luvchilari soni nechta ?
A) 11 B) 7 C) 12 D) 11
6. 5 va 6 raqamlaridan tuzilgan barcha 2xonali sonlar yig’indisini toping.
A)200 B)300 C)242 D)252
7. Hamid bir son o’yladi. Agar unga 45 ni qo’shib yig’indiga yana 32 qo’shilsa 84 hosil bo’ladi. Hamid qaysi sonni o’ylagan.
A)6 B)17 C)8 D)7
8. Qulay usulda hisoblang 261*12 + 29*101 +60*12 – 17*101
A)422 B)5064 C)4080 D)6042
9. Bo’g to’g’ri to’rtburchak shaklida bo’lib uning chegaralari 3 qator tikonli sim bilan o’ralgan. Agar bog’ning eni 20m bo’yi 25m bo’lsa , bog’ni chegarasini o’rash uchun qancha sim ketgan
A)180m B)90m C)270m D)360m
10. Tengsizlikning tub yechimlari nechta 2
A)9 B)7 C)8 D)10
11. 594 va 378 ning umumiy bo`livchilari nechta
A)10 B)12 C)8 D)14
12. 2008 ning natural bo`livchilarini toping
A)8 B)6 C)10 D)24
13. Ra’no pulining 60 foiziga kitob oldi qolgan 2000 so`miga kinoga tushdi ra’noda necha so`m puli bo`lgan
A)10000 B)8000 C)4000 D)5000
14. 5 ta nasos 4 soat davomida 30m³ suvni kanaldan tortib chiqaradi. 4 ta shunday nasos 6 soatda necha metr kub suvni tortib chiqaradi?
A)36 m³ B)40m³ C)38m³ D)30m³
15. - ni hisoblang
A)4 B)-2 C)-4 D) 2
16. Tengsizlikni yeching. 3(x-2)-4(x+1)<2(x-3)-2
A)x>- B)x< C)x> D)x<0
17.Tengsizlikni yeching. +1 -
A)x B)x C)x D)
18.a ning qanday qiymatlarida tengsizlik o’rinli.
1+
A)a<1 B)a>0 C)a>3 D)a ning ixtiyoriy qiymatida.
19. tengsizliklar sistemasini butun yechimlari o’rta arifmetigini toping.
A)7 B)3.5 C)3 D)4
20. Kvadrat tenglamani yeching. 64* -16*x+1=0
A) B)- C)4 D)8
21. = proporsiyadan x ni toping.
A)-2.(6) B)-5.(6) C)2.(6) D)0.(6)
suvga 70 gramm tuz aralashtirildi. Hosil bo’lgan aralashmaning necha foizi tuzdan iborat bo’ladi?
A)28 B)25 C)30 D)22
23. Yotoqxona yuzi 18m² bo`lib u butun uyning qismiga teng.uyni yuzini toping
A) 18m<sup>2</sup> B) 36m<sup>2</sup> C) 72m<sup>2</sup> D) 81m<sup>2</sup>
24.Yig`indini toping 0,01+0,02+0,03+…+0,98+0,99=
A)49,5 B)48,5 C)50 D)49
25. Avtomobel asphalt yuldan 2 soat 90 km/soat tezlik bilan 3 soat tosh ko`chadan 40 km/soat tezlik bilan yurgan bulsa o`rtacha tezligini toping
A)50 B)60 C)55 D)70
26. Soddalashtiring - : -
A) -1 B) 1 C)2 D)0,5
27. Hisoblang 2* + –
A)1,5 B)2,5 C)0 D)1
28. Hisoblang
A) B)1 C) D)
29. Tenglamani yeching - =4( 7x-5 )
A)1 B)-1 C)0 D)
30. sonining 0.43 o’nli kasrga yaqinlashish xatoligini toping.
A)0.007 B) C) D)
31. 4 Nafar o’rtoqni 4 ta stolga necha xil usulda o’tqazsa bo’ladi ?
A) 12 B) 16 C) 24 C) 18
32. Sonlar qatoring o’zgarish kenligini toping . 5.9;6.1;4.85;5.3;4.9;5.35.
A)4.9 B)6.1 C) 1.2 D) 1.25
33. Stolda olma , anor , nok , shaftoli ,uzum bor 3ta turli mevani necha xil usulda olish mumkin?
A) 12 ta B) 10 ta C) 8 ta D) 6 ta
34. Hisoblang ( (2-4) + ( 6-8 ) + ( 10-12 ) + …. + ( 98-100 ) ) : ( -10 )
A)-10 B)-50 C)25 D)5
35. Tenglamani yeching 3∙( -x ) + 51=6-12
A)-19 B)-15 C)19 D)15
36. ( 0.25-4 ) : 0.4 -1 : Amallarni bajaring.
A)-17 B)1 C)-17 D)-17
37. Tomoni a ga teng bo’lgan kvadratning yuzi 225 sm² ga teng kvadratning peremetrni toping ?
A)30sm B) 45sm C) 15sm D)60sm
38. Uchburchakning bir tomoni a ga teng bo’lib, u ikkinchi tomonidan 2sm qisqa , uchinchi tomonidan esa 3sm uzun Shu uchburchak perimetrini toping.
A)3a-5 B) 3a-1 C)3a+5 D)1-3a
39.. Hisoblang:
A) B) C) D)
40. X²-4X+3=0 tenglama ildizlarini toping .
A) -1;4 B) 2 ;-3 C) 1;4 D) 1;-4