I poyezd 4 soatda 336 km, avtobus 3 soatda 126 km yo’l bosdi. Avtobusning tezligi poyezd tezligidan necha marta kam? Yechish




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Sana02.04.2021
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11 – nazorat ishi

I variant

1. Ko‘paytirishni bajaring: а) 7,125 ∙ 2,6; b) 0,0018 ∙ 3,4.

2. Bo‘lishni bajaring: а) 29, 64 : 7,6; b) 7,2 : 0,045.

3. Sonlarning o‘rta arifmetigini toping: 23,86; 22,7 va 36,6.

4. Ifodaning qiymatini toping: 50 – 23 ∙ (66,6 : 37).

5. Katerning daryo oqimi bo‘ylab tezligi 39,1 km/soat. Katerning o‘z tezligi 36,5 km/soat. Katerning oqimga qarshi tezligini va daryo oqimining tez.



II variant

1. Ko‘paytirishni bajaring: а) 3,725 ∙ 2,4; b) 0,0018 ∙ 2,4.

2. Bo‘lishni bajaring: а) 60, 03 : 8,7; b) 36,4 : 0,065.

3. Sonlarning o‘rta arifmetigini toping: 1,11; 1,12; 1,19 va 1,48.

4. Ifodaning qiymatini toping: 40 – 24 ∙ (40,6 : 29).

5. Qayiqning oqimga qarshi tezligi 0, 9 km/soat. Qayiqning o‘z tezligi

3,2 km/soat. Qayiqning oqim bo‘ylab tezligi va daryo tezligini toping.



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I poyezd 4 soatda 336 km, avtobus 3 soatda 126 km yo’l bosdi. Avtobusning tezligi poyezd tezligidan necha marta kam? Yechish

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