7-sinf matematika test 1-4-chorak (javoblari bilan)+

@dars_ishlanma_yangi 7 – sinf. matematika. i-chorak. i-variant. 1. to’g’ri to’rtburchakning bo’yi 8 sm ga teng .eni bo’yidan 1,5 sm qisqa. to’g’ri to’rtburchakning yuzini toping . a) 50 sm2 b) 60sm 2 s) 52 sm 2 2. propotsiyaning noma’lum hadini toping. 3,5 : x = 2,4 *4,8 a) 7 b) 64 s) 70 3. “tiko” rusumli avtomobil 100 km masofaga 5 litr benzin sarflaydi. bu avtomobil 50 km. masofaga qancha benzin sarflaydi. a) 7,5 b) 2,5 s) 6,5 4. tenglamani yeching . 4x =16 a) 4 b) 5 s) 8 5. amallarni bajaring . 2,7 + ( 3,2+2,8 ) a) 10,2 b) 9,7 s) 8,7 6. o’xshash xadlarni ixchamlang . 4a + 2 v + a –v a) 5 a + …

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