Physics, 19.10.2021 20:50 cthompson1107

1: Hai thành phố A và B cách nhau 250km. Lúc 7h sáng,2 ô tô khởi hành từ hai thành phố đó hướng về nhau. Xe từ A có vận tốc v1 = 60km/h, xe kia có vận tốc v2 = 40
km/h. Hỏi 2 ô tô sẽ gặp nhau lúc mấy giờ? tại vị trí cách B bao nhiêu km?

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1: Hai thành phố A và B cách nhau 250km. Lúc 7h sáng,2 ô tô khởi hành từ hai thành phố đó hướng về...

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1: Hai thành phố A và B cách nhau 250km. Lúc 7h sáng,2 ô tô khởi hành từ hai thành phố đó hướng về nhau. Xe từ A có vận tốc v1 = 60km/h, xe kia có vận tốc v2 = 40 km/h. Hỏi 2 ô tô sẽ gặp nhau lúc mấy giờ? tại vị trí cách B bao nhiêu km?

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1: Hai thành phố A và B cách nhau 250km. Lúc 7h sáng,2 ô tô khởi hành từ hai thành phố đó hướng về nhau. Xe từ A có vận tốc v1 = 60km/h, xe kia có vận tốc v2 = 40
km/h. Hỏi 2 ô tô sẽ gặp nhau lúc mấy giờ? tại vị trí cách B bao nhiêu km?