7-sinflar uchun test

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$@ustozlar_uchun @rishton7 [bookmark: _goback]7-sinf matematika test 1. ifodaning qiymatini toping: . a) –0,138; b) 22,9; c) 2,92; d) 2,32. 2.to‘g‘ri tasdiqni aniqlang: a) 3,1 va 2,9 sonlarining kvadratlari yig‘indisi 36 ga teng; b)3112 soni 3 raqami bilan tugaydi; c 10 va –2 sonlari ayirmasining uchlangani shu sonlar yig‘indsidan to‘rt marta ortiq; d) 24 sonining to‘rtdan biri 100 ning 6% iga teng. 3. x + u = 3, z = -3 bo‘lsa, ni toping. a) –0,5; b) –1; c)ifoda ma’noga ega emas; d)1. 4. dastlabki a soatda poyezd m km\soat tezlik bilan yurdi, qolgan b soatda n km\soat tezlik bilan yurgan bo‘lsa , poyezd bosib o‘tgan yo‘lgan s formilasini tuzing. a) s = an + bm; b) s = am+ bn; c)s = anbm; d) s= 5. u = 5x + 1 formuladan x ni toping. a) x = 4u – 1; b) x = +1; c)x = - 1; d …$

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ani soddalashtiring: 3x(x - u) – 5x(x + 3). a) – 23x; b) –2x2 – 21x; c)–2x2 + 9x; d)8x2 + 9x. 19. a, v va s nuqtalar bir to‘g‘ri chiziqda yotadi, bunda vs kesmaning uzunligi as kesma uzunligidan 3 marta ortiq, av kesmaning uzunligi esa vs dan 3,6 sm qisqa. as kesmaning uzunligini toping. a) 2,4 sm; b) 1,2 sm; c)3,6 sm; d) 4,6 sm. 20. tekislikda beshta a, v, s, d, e nuqtalar berilgan . m to‘g‘ri chiziq tekislikni shunday ikki yarim tekislikka ajratdiki, nuqtalardan ikkitasi bir yarim tekislikda , qolgan uchtasi ikkinchi yarim tekislikda yotadi. avsde siniq chiziq m to‘g‘ri chiziqni necha marta kesib o‘tadi ? a) 1,3,5 marta; b)1,2,3,4 marta; c)1,2,3,4,5 marta; d) 1,2,3 marta 21. aov va vos burchaklar qo‘shni burchaklardir. agar vos burchak aob burchakdan 1,5 martda kan bo‘lsa , aob burchakni toping. a) 80o; b) 72o; c)120o; d)108o . 22. mn va kp …

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i n so‘mdan bo‘lgan birinchi navli choydan a kg, bir kilogrammi m so‘mdan bo‘lgan ikkhinch navli choydan b kg olindi. to‘langan pulning t formulasini tuzing. a) t = am+bn; b)t = an + bm; c)t= anbm; d) t = an-bm. 1. u = 3x + 2 formuladan x ni toping. a) x=3u – 2; b)x=+2; c)x= -2; d) 6. ifodani soddalashtiring: 5a – (6a – (7a – (8a - 9))). a) –2a +9 ; b) 9; c)2a – 9; d) –2a –9. 7. ifodadagi a qanday son qiymatlarini qabul qiladi? a) a –ixtiyoriy son; b) 2dan boshqa barcha sonlar c)0 dan boshqa barcha sonlar; d) hech qanday 8. – 4 soni qaysi tenglamaning ildizi bo‘ladi? a) 3(x-4) = -24; b) x+4 = 0; c)(x+1) = 1,8 (x-1); d)–x + 2 = 3(x-2) 9. tenglamani yeching: (5x-3) + (7x-4) = 8 – (15-11x). a) ildizi yo‘q ; b)1; c)–1; d) -23. …

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yotadi. mnpk siniq chiziq l to‘g‘ri chiziqni necha marta kesib o‘tadi. a)1, 2 marta; b) 1,2,3,4 marta; v) 1,2,3 marta; d)2,3 martaa. 21. cod va dok burchaklar qo‘shni burchaklar. agar cod burchak dok burchakdan 3,5 marta kam bo‘lsa dok burchakni toping? a) 128o; b) 132o; c)140o; d)108o. 22. ab va cd to‘g‘ri chiziqlar e nuqtada kesishadi. bes va aed burchaklar yig‘indisi 1940 ga teng bo‘lsa, aec burchakni toping. a) 97o; b) 83o; v) 117o; g) 73o; d) 115o. 23. umumiy tomonga ega bo‘lgan 80o va 100o li burchaklar bissektrisalari orasidagi burchakni toping. a) 80o; b)70o; c)90o; d) 100o v k 24. ao – abc uchburchak medianasi. agar ao=ok va ab=6,3sm, vs = 6,5 sm, o as = 6,7sm bo‘lsa sk ni toping. a) 6,4sm; b) 6,3sm; c)6,6sm; d) 6,7sm. a s 25. tengyonli uchburchakning perimetri 3,4 dm bo‘lib, yon tomoni 1,3 dm ga teng. asosini uzunligini toping. a) 0,8 dm; …

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g: a) b) c) d) 19. bo’lishni bajaring: a) b) c) d) 20. to’g’ri to’rtburchakning yuzi agar uning eni bo’lsa, perimetrini toping? a) b) c) d) 21. tenglamani yeching: 22. sonni toping: 0,45 qismi 3,6 ga teng. 23. bo’lishni bajaring: 24. ifodaning qiymatini toping: 25. ayirmani qiymatini toping: s 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 j b a c d a b b c c a b b d a b c a a d b 21. 22. 23. . 24. 25. 7-sinf matematika test. 1. ifodani son qiymatini toping: bunda va a) -6 b) -7 c) -8 d) 7 2. tenglamani yeching: a) 10,1 b) 10,2 c) 11,1 d) 11,2 3. o’xshash hadlarni ixchamlang: a) -6y+12 b) -3y c) -3y+1 d) -6y-12 4. ifodani soddalashtiring: -1,8*x*(-y)*(-5); a) -9,4xy b) 9,4xy c) -9xy d) 9xy 5. …

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@ustozlar_uchun @rishton7 [bookmark: _goback]7-sinf matematika test 1. ifodaning qiymatini toping: . a) –0,138; b) 22,9; c) 2,92; d) 2,32. 2.to‘g‘ri tasdiqni aniqlang: a) 3,1 va 2,9 sonlarining kvadratlari yig‘indisi 36 ga teng; b)3112 soni 3 raqami bilan tugaydi; c 10 va –2 sonlari ayirmasining uchlangani shu sonlar yig‘indsidan to‘rt marta ortiq; d) 24 sonining to‘rtdan biri 100 ning 6% iga teng. 3. x + u = 3, z = -3 bo‘lsa, ni toping. a) –0,5; b) –1; c)ifoda ma’noga ega emas; d)1. 4. dastlabki a soatda poyezd m km\soat tezlik bilan yurdi, qolgan b soatda n km\soat tezlik bilan yurgan bo‘lsa , poyezd bosib o‘tgan yo‘lgan s formilasini tuzing. a) s = an + bm; b) s = am+ bn; …

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