Uy » Online olimpiada » Matematika olimpiada » 6-sinf Matematika olimpiada №1 Matematika olimpiada 6-sinf Matematika olimpiada №1 InfoMaster Aprel 29, 2022 176 Ko'rishlar 1 izoh SaqlashSaqlanganOlib tashlandi 0 2 12345678910111213141516171819202122232425 Vaqtingiz tugadi! Tomonidan yaratilgan InfoMaster 6-sinf Matematika olimpiada №1 2019-yil bilimlar bellashuvida tushgan savollar 1 / 25 1. ni hisoblang A) 19/56 B) 5/14 C) 6/13 D) 13/17 2 / 25 2. 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) 93 B) 99 C) 88 D) 95 3 / 25 3. Qirqinchi va uch yuz yetmish oltinchi natural sonlar orasida nechta natural son bor? A) 334 B) 336 C) 337 D) 335 4 / 25 4. 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) 44 B) 40 C) 15 D) 47 5 / 25 5. 1 dan 110 gacha bo’lgan sonlar ichida 3 ga ham, 5 ga ham bo’linmaydiganlari nechta? A) 64 B) 38 C) 56 D) 60 6 / 25 6. Dastlabki 50 ta tub son ko’paytmasi nechta nol bilan tugaydi? A) 12ta B) 5ta C) 8ta D) 1ta 7 / 25 7. x va y sonlar ayirmasining uchlanganini yozing va shu ifodaning x=-0,37 va y=-0,42 bo`lganida son qiymatini toping. A) 0,12 B) -0,79 C) 0,15 D) -0,15 8 / 25 8. Agar p+10 va p+14 lar tub sonlar bo’lsa,u holda p tub sonning qiymatini toping. A) 9 B) 7 C) 12 D) 23 9 / 25 9. 13478+1347+134+13 yig`indi quyidagi qaysi songa qoldiqsiz bo`linadi A) 9 B) 5 C) 4 D) 3 10 / 25 10. Ratsional ifodani kanonik ko’rinishga keltiring A) (1-x)/(1+2x) B) (1+x)/(1+2x) C) (1+2x)/(1-x) D) 1/2 11 / 25 11. Tub sonlar ichida 3 ga bo’linadiganlari nechta? A) 1ta B) cheksiz ko’p C) yo’q D) 2ta 12 / 25 12. tenglamadan x ni toping A) 7/5 B) 4/5 C) 5/4 D) 11/6 13 / 25 13. Yarmining yarmi, yarmdan yarimga ortiq bo’lgan sonning uchlangangini toping. A) 24 B) 15 C) 6 D) 12 14 / 25 14. 11 ga karrali barcha ikki xonali sonlarning o`rta arifmetigini toping ? A) 60 B) 50 C) 65 D) 55 15 / 25 15. Bir gektar ko’kalamzor bir yil davomida havoni 70 tonna changdan tozalashga qodir. Umumiy maydoni 16000 ga bo’lgan ko’kalamzor bir yilda havoni necha tonna changdan tozalaydi? A) 112000 B) 1670000 C) 1220000 D) 1120000 16 / 25 16. a,b,c-natural sonlar. Agar a∙b=41 b∙c=82 bo’lsa, a+b+c ni hisoblang. A) 44 B) 43 C) 124 D) 44 yoki 124 17 / 25 17. Uchta sonning uchinchisi ikkinchisidan nechta ortiq bo`lsa,ikkinchisi birinchisidan shuncha ortiq , bu sonlardan ikkita kichigining ko`paymasi 378, ikkita kattasining ko`paymasi 504 ekanligi ma`lum , shu uchta sondan birinchisini toping A) 18 B) 17 C) 12 D) 24 18 / 25 18. 32.816.549 ko`paytma necha xonali son ? A) 37 B) 50 C) 52 D) 46 19 / 25 19. 1dan 10 gacha bo’lgan sonlar ichida nechta mukammal son mavjud? A) 6ta B) 4ta C) 1ta D) 7ta 20 / 25 20. 32 dan 62,4 necha foiz ortiq? A) 89.5 B) 95 C) 90 D) 85 21 / 25 21. 5100 soning tub bo’luvchilari yig’indisini toping. A) 14880 B) 27 C) 28 D) 151 22 / 25 22. Dastlabki 200 ta natural sonlar ichida nechta bir raqami qatnashadi? A) 50ta B) 140ta C) 180ta D) 160ta 23 / 25 23. Hisoblang A) 0,5 B) 2 C) 1 D) 1,5 24 / 25 24. 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) 15ta B) 12ta C) 20ta D) 16ta 25 / 25 25. Kubning barcha qirralari yig’indisi36 sm. Kubning sirtining yuzini toping. A) 42 B) 27 C) 126 D) 54 0% Testni qayta ishga tushiring Author: InfoMaster Foydali bo'lsa mamnunmiz
