A = va b = bo’lganda ifodani qiymatini toping

ZIYOKOR
ISM __________________ BALL______________

1. 
   a = 7 va b = 5 bo’lganda ifodani qiymatini toping. 23a + 21b + a * b
   

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2. 
   Kubning hajmi 512 cm³. Uning barcha qirralari uzunliklari yig’indisini toping .
   

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3. 
   Fermada qo’y va tovuqlar bor . Ularning boshlarining soni 177 ta, oyoqlari soni esa 458 ta . Fermada nechta qo’y va nechta tovuq bor?
   

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4. 
   Birinchi qatorda 8 ta yong’oq bir- biridan 2 cm oraliqda terib chiqildi. 2 – qatorda 15 ta yong’oq bir- biridan 1 cm oraliqda terilgan . Qaysi qator uzunroq ?
   

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5. 
   Onaning yoshi katta o’g’li yoshidan 2 marta katta, kichik o’g’li yoshidan 42 yosh katta. Katta o’g’il yoshi ukasi yoshidan 2 marta katta bo’lsa, har birining yoshini toping.
   

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6. 
   2 917 – ( x + 1938 ) = 488 * 11 – 44 * 122 + 962
   

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7. 
   Mashina 80km/soat tezlik bilan 2 soat , 70km/soat tezlik bilan 4 soat yo’l yurdi. Shu vaqt ichida o’tilgan masofani 5 soatda o’tishi uchun u qanday tezlik bilan yurishi kerak?
   

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8. 
   Hisoblang . 3² + 15² + 18² + 21² =
   

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9. 
   Karsni hisoblang . _{ } + _{ } - _{ } =
   

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10. 
    Iqbola pulining _{ } qismiga daftar va _{ } qismiga kitob sotib olgandan so’ng unda 15 000 so’m pul qoldi. Iqbolada qancha pul bo’lgan?
    

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11. 
    Kubning tomonlari 8 cmdan bo’lsa , uning hajmini toping?
    

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12. 
    Akvariumning bo’yi 1 m , eni 40 cm , balandligi 60 cm . Akvariumning suvi to’la edi. Undan necha litr suv olinsa, suv sathi 10 cm ga pasayadi?
    

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13. 
    Savdogar 1200 so’mdan 500 ta ro’molcha oldi va uni 1600 so’mdan sotdi. U qancha foyda va qancha sof foyda olgan?
    

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14. 
    Ikki sonning yig’indisi 450 ga teng. Birinchi sondan 99 , ikkinchi sondan 1 ayrildi va hosil bo’lgan ifodalar bir biriga qo’shilganda 350 ga teng bo’ldi. Bu sonlar qaysilar?
    

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15. 
    Uchta sonning yig’indisi 52 ga teng. Dartlabki ikkitasining yig’indisi 25 bo’lsa, uchinchi soni topin.
    

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16. 
    Paralelopipedning bo’yi 6 cm, eni 5 cm va balandligi 3 cm bo’lsa , uning to’la sirtini toping.
    

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17. 
    Radiusi 9 dm bo’lga doiraning uzunligi va yuzasini hisoblang.
    

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18. 
    Aralash kasrlarni hisoblang. 5 _{ } + 4_{ } - 3_{ } =
    

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19. 
    Tog’ri va noto’g’ri kasrlarning qiymatlari qanday bo’ladi?
    

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20. 
    A shahardan B shaharga piyoda 8 km/soat tezlik bilan yo’lga chiqdi. Oradan 3 soat o’tgandan so’ng A shahardan B shaharga velosipedchi 16 km/soat tezlik bilan yo’lga chiqqan bo’lsa, necha soatdan so’ng velosipedchi piyodaga yetib oladi?
    

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21. 
    To’g’ri burchakli uchburchakning tomonlari a= 5, b = 6 va c = 7 bo’lsa, uning yuzi va perimetrini toping.
    

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22. 
    (mantiqiy )Og’ri do’kondan 100 000 so’mlik pulni o’g’irladi. Ertasi kuni shu do’kondan 70 000 so’mlik xarajat qildi. U kechagi 100 000 so’mlik pulni berdi va 30 000 so’m qaytim oldi. Diqqat savol: do’kon egasi qancha ziyon qildi?
    

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23. 
    Kater turg’un suvda , oqimga qarshi va oqim bo’ylab harakatlanganda uning bosib o’tgan yo’li qaysi formulalar yordamida topiladi?
    

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24. 
    2 kg banan 20 000 so’m, 1 kg banan va 2 kg olma 26 000 so’m, 1 kg olma va 3 kg kivi 29 000 so’m bo’lsa, 1 kg banan, 1 kg olma va 1 kg kivining narxi birgalikda qancha bo’ladi.
    

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25. 
    Noma’lun soning _{ } qismi 108 ga teng bo’lsa, shu soni toping.
    

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