Irn olympiad 5-6-sinf ifodaning qiymatini toping: 22*7-5*22+78*8-78*6
Download 224.83 Kb. Pdf ko'rish
|
5-6 Uzbek
IRN OLYMPIAD 5-6-SINF
1. Ifodaning qiymatini toping: 22*7-5*22+78*8-78*6 a) 100 b) 200 c) 189 2. Fermada hammasi bo’lib 35 ta tovuq va quyonlar bor. Agar hammasi bo’lib fermada 120 ta oyoq bo’lsa, fermadagi quyonlar sonini toping? a) 25 b) 10 c) 15 3. 120 sonining bo’luvchilari yig’indisini toping? a) 360 b) 480 c) 1000 4. 1024 sonining bo’luvchilari nechta? a) 10 b) 11 c) 12 5. x ning qiymatini toping? a) 25 b) 115 c) 105
x
75 6. 120 va 300 sonlarining eng katta umumiy bo’luvchisini toping? a) 60 b) 120 c) 300 7. Uchburchakning birinchi ichki burchagi 42 gradus, ikkinchi burchagi 86 gradus bo’lsa, uchburchakning uchinchi burchagini toping? a) 52 b) 42 c) 100 8. Ifodani soddalashtiring: (5,6-a)-(4-a) a) 1,6-2a b) 1,6+2a c) 1,6 9. 3 ning 15-darajasi qanday raqam bilan tugaydi? a) 7 b) 3 c) 1
10. 2000 sonining bo’luvchilari yig’indisini toping? a) 3061 b) 8000 c) 4061 11. Aylananing radiusi 1,5 ga teng bo’lsa, uning uzunligini toping? a) 2,25п b)3п с) 6п 12. Doiraning yuzasi 6,25п ga teng bo’lsa,uning diametri uzunligini toping? a) 2,5 b) 5 c) 3,125 13. B ning qiymatini toping: 3 7
8 1 10 B
a) 4 b) 8 c) 3 14. Ifodaning qiymatini toping: 1000 – 999 + 998 – 997 + … + 4 – 3 + 2 – 1 a) 1000 b) 500 c) 250 15. 24, 18, X sonlarining o’rta arifmetik qiymati 30 ga teng bo’lsa, X ning qiymatini toping? a) 30 b) 90 c) 48 16. Shaklda hammasi bo’lib nechta kvadrat bor?
a) 16 b) 17 c)30
17. Agar 250 ning 20 % i X ning 32% iga teng bo’lsa, X ning qiymatini toping? a) 156,25 b) 50 c) 5000 
18. Do’konda 150 kg kartoshka bor edi. 1-kun 30% kartoshka, ikkinchi kun qolganining 20% ini sotishdi. Do’konda necha kg kartoshka qoldi? a) 75 b) 84 c) 100 19. Ketma-ketlikdagi keyingi sonni toping? 1 2 8 64 1024 ___ a) 2048 b) 10240 c) 32768 20. AB+CD=IRN ekanligi ma’lum bo’lsa, I ning qiymatini toping? a) 1 b) 9 c) 2 Download 224.83 Kb. Do'stlaringiz bilan baham: 
|