Cho mạch điện cho R1 = 20 ôm , R2 = 10 ôm , R3 = 15 ôm Ampe kế chỉ 0,5A . a) tính điện trở tương đương toàn mạch , b) cường độ dòng điện chạy qua mỗi điện trở

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I think you should buy _____  pack of mineral water instead. And you can also buy _____  snacks such as potato crisps, 3 kilos of mandarins, 2 kilos of apples, 3 bunches of bananas, ______  cookies and soft candies.

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We should decorate our living room with _____ orange banner. We also need ________  ribbons, balloons, party hats and costume.

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I think that ______ cauliflower is not enough for 3 people. Let’s buy one more.