test mushtariy 3-sinf nazorat ishi

1 3- sinflar uchun nazorat ishi i variant 1. hisoblang. 1dm3 240sm3+7dm3 812sm3-3dm3 904sm3 2. tengsizliklarning yechimlarini sonli nurda ko’rsating. x 8 3. masalani yeching. quvurdan 1 minutda 6l suv oqib chiqadi. quvurdan 1 soatda qancha suv oqib chiqadi? 4. tenglamani yeching. 320-m*12=80 5. taqqoslang 4h16min 400min 225min 3h55min 2 ii variant 1.hisoblang. 5m3 29dm3- 4m3 452dm3+4m3 457dm3 2. tengsizliklarning yechimlarini sonli nurda ko’rsating. x 9 3.masalani yeching. quvurdan 1 minutda 7l suv oqib chiqadi. quvurdan 3 soatda qancha suv oqib chiqadi? 4.tenglamani yeching. 500:(t-24)=25 5. taqqoslang 12min12s 730s 534s 8min24s

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