matem test 10talik

[bookmark: _goback]1.bir qop shakarning massasi 45 kg, do’konda tushlikkacha 2 qop, tushlikdan so’ng 5 qop shakar sotildi. shu kuni hammasi bo’lib qancha shakar sotilgan? a)315kg b) 415 kg c) 215 kg d)420 kg 2. ifodaning qiymatini toping: 320ã—2+720ã·9= a) 640 b) 660 c) 740 d) 720 3.ifodaning qiymatini toping: 140ã·7ã—4+250= a) 330 b) 430 c) 230 d) 250 4.birinchi ko’paytuvchi 2426, ikkinchi ko’paytuvchi 7, ko’paytmani toping. a) 15872 b) 16982 c) 15972 d) 16992 5.amallarni bajaring va to’g’ri javobni belgilang: (478+342):20= a) 42 b) 41 c) 38 d) 40 6. bo’linmani toping:7200ã·100= a) 7200 b) 72 c) 72000 d) 720 7.qavslarni shunday qo’yinki tenglik to’g’ri bo’lsin: 270ã·9+9ã—8=120 a) 270ã·(9+9)ã—8=120 b) (270ã·9)+9ã—8=120 c) 270ã·9+(9ã—8)=120 d) 270ã·9+9ã—8=120 8.ten...

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