35-dars 4-sinf
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assalomu alaykum professional (p) - mavzu: masalalar yechish 1. taqqoslang: 1. taqqoslang: > > > > < = 2. jadvalga muvofiq masalalar tuzing. masalalardan birini yeching. 2.jadvalga muvofiq masalalar tuzing. masalalardan birini yeching. v t a 54 dona/h ? h (378 + 162) dona (43 + 18) bolalar/kun 8 kun ? tafsilotlar ? so'm/kun (13 + 11) kun 12 000 000 so'm v- ish unumdorligi; t- vaqt; a- ish hajmi; a= v x t v= a : t t= a : v (378+162):54=540:54=10 h (43+18)•8=61•8=488 12 000 000 : (13+11)=500 000so’m/kun №2 3. 8 dona g'isht ishlab chiqarish uchun 24 kg loy kerak bo'ladi. 42 tonna loydan nechta g'isht tayyorlanadi? 24 kg loydan-8 ta g’isht 42 tonna loy -? ta …
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