Uy » Online olimpiada » Matematika olimpiada » 6-sinf Matematika olimpiada №1 Matematika olimpiada 6-sinf Matematika olimpiada №1 InfoMaster Aprel 29, 2022 550 Ko'rishlar 1 izoh SaqlashSaqlanganOlib tashlandi 0 0 Savollar 12345678910111213141516171819202122232425 Vaqtingiz tugadi! Tomonidan yaratilgan InfoMaster 6-sinf Matematika olimpiada №1 2019-yil bilimlar bellashuvida tushgan savollar 1 / 25 1. 13478+1347+134+13 yig`indi quyidagi qaysi songa qoldiqsiz bo`linadi A) 3 B) 5 C) 9 D) 4 2 / 25 2. tenglamadan x ni toping A) 4/5 B) 7/5 C) 5/4 D) 11/6 3 / 25 3. Qirqinchi va uch yuz yetmish oltinchi natural sonlar orasida nechta natural son bor? A) 334 B) 335 C) 336 D) 337 4 / 25 4. 32 dan 62,4 necha foiz ortiq? A) 90 B) 95 C) 89.5 D) 85 5 / 25 5. 4(n-1)єN son 1, 2, 3, 4, 5, 6, 8, 10 va 20 ga qoldiqsiz bo’linsa, n ning eng kichik natural qiymatini toping. A) 31 B) 27 C) 25 D) 28 6 / 25 6. Dastlabki 200 ta natural sonlar ichida nechta bir raqami qatnashadi? A) 180ta B) 50ta C) 160ta D) 140ta 7 / 25 7. Dastlabki 50 ta tub son ko’paytmasi nechta nol bilan tugaydi? A) 12ta B) 1ta C) 8ta D) 5ta 8 / 25 8. Qanday ikki xonali son o’z raqamlari yig’ndisidan 4 marta, ko’paytmasidan 3 marta katta? A) 48 B) 24 C) 36 D) 27 9 / 25 9. n, n+3, n+4, n+5, n+6, n+8, n+10, n+12, n+15 sonlarining o’rtadagisi 10 gateng bo’lsa, ushbu barcha sonlar yig’indisini toping. A) 88 B) 99 C) 95 D) 93 10 / 25 10. x va y sonlar ayirmasining uchlanganini yozing va shu ifodaning x=-0,37 va y=-0,42 bo`lganida son qiymatini toping. A) -0,79 B) -0,15 C) 0,12 D) 0,15 11 / 25 11. Hisoblang A) 0,5 B) 1 C) 2 D) 1,5 12 / 25 12. Ishchi har kunlik rejada ko`rsatilganidan 25 ta detal ortiq yasab , uch kunda rejadagi 7 kunga mo`ljallanganidan 15 ta ortiq detal yasadi. Ishchi har kuni nechta detal yasagan ? A) 40 B) 47 C) 44 D) 15 13 / 25 13. 1 dan 110 gacha bo’lgan sonlar ichida 3 ga ham, 5 ga ham bo’linmaydiganlari nechta? A) 60 B) 38 C) 56 D) 64 14 / 25 14. Ishchi har kuni kunlik rejada ko’satilganidan 25 ta detal ortiq yasab, uch kunda rejadagi 7 kunga mo’ljallanganidan 15 ta ortiq detal yasadi. Ishchi har kuni nechtadan detal yasashi kerak edi ? A) 15 B) 44 C) 40 D) 47 15 / 25 15. a,b,c-natural sonlar. Agar a∙b=41 b∙c=82 bo’lsa, a+b+c ni hisoblang. A) 124 B) 43 C) 44 D) 44 yoki 124 16 / 25 16. Agar p+10 va p+14 lar tub sonlar bo’lsa,u holda p tub sonning qiymatini toping. A) 12 B) 7 C) 9 D) 23 17 / 25 17. Akrom bog’dan bir nechta olma uzib chiqdi. Olmalarning 1/3 qismini va yana bir donasini ukasiga, qolgan olmalarning 1/3 qismini va yana bir donasini esa singlisiga berdi. Shunda uning o’zida 5 dona olma qolgan bo’lsa, Akrom bog’dan nechta olma uzib chiqqan? A) 12ta B) 20ta C) 15ta D) 16ta 18 / 25 18. 2 ta ketma-ket toq sonlar yig`indisi quydagilardan qaysi biri albatta bo`linadi? A) 5 B) 3 C) 6 D) 4 19 / 25 19. 32.816.549 ko`paytma necha xonali son ? A) 52 B) 50 C) 37 D) 46 20 / 25 20. Tub sonlar ichida 3 ga bo’linadiganlari nechta? A) yo’q B) cheksiz ko’p C) 1ta D) 2ta 21 / 25 21. Kubning barcha qirralari yig’indisi36 sm. Kubning sirtining yuzini toping. A) 126 B) 27 C) 54 D) 42 22 / 25 22. Ratsional ifodani kanonik ko’rinishga keltiring A) (1-x)/(1+2x) B) (1+x)/(1+2x) C) 1/2 D) (1+2x)/(1-x) 23 / 25 23. 11 ga karrali barcha ikki xonali sonlarning o`rta arifmetigini toping ? A) 60 B) 55 C) 65 D) 50 24 / 25 24. ni hisoblang A) 13/17 B) 5/14 C) 19/56 D) 6/13 25 / 25 25. Usta ishnig 0,75 qismini 17/4 soatda bajaradi. Shu ishning 4/5 qismini qancha vaqtda bajaradi? A) 67/15 B) 11/5 C) 68/15 D) 31/85 0% Testni qayta ishga tushiring Author: InfoMaster Foydali bo'lsa mamnunmiz
