21-variant. majburiy matematika

variant-21 1. hisoblang a)3,4 b)17 c)34 d)34,1 2. quydagi jadvaldan foydalanib trilion oktilyon katrilyon nonilyon kentrilyon desilyon septilyon undesilyon ning qiymatini toping a)3,2 septilyon b)3,2 nonilyon c)3,2 undesilyon d)3,2 oktilyon 3. tenglamani bajaring a)-5 b)0 c)5 d)8 4. agar ga teng bo’lsa, bu tenglikdan ning qiymatini toping a)13 b)18 c)21 d)17 5. to’g’ri burchaklik uchburchakning katetlari 12sm va 5sm ga teng. uning gipatenuzasi uzunligini toping. a)13 b)15 c)20 d)17 6. geometric shakillarga mos qiymatlar yig’indisini toping a)0 b)5 c)8 d)9 7. ni ga oshiring. a)540 b)560 c)520 d)510 8. davron yo’lning qismini 12 soatda bosib o’tdi. jami yo’lni qancha vaqtda bosib o’tadi? a)6 b)10 c)15 d)20 9. quydagi muloxazalardan qaysilari rost? muloxaza ‘’ ga teng’’ muloxaza ‘(17;27) egza...

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