Quang đường ab dài 180 km .lúc 7 h 30p một ô tô đi từ a đến b với vt 54km/h cùng lúc đó một xe máy di từ b đên a với vt 36km/h Hỏi hai xe gặp nhau và cách A bn km?

Các câu hỏi liên quan

Hoàn thành câu thứ hai để nó có nghĩa tương tự câu thứ nhất, sử dụng từ đã cho. Đừng thay đổi từ đã cho. Bạn phải sử dụng từ ba đến tám từ. 1. Such behaviour is unforgivable. excuse There..........such behaviour. 2. The boy did the puzzle in three minutes. solution The boy....... the puzzle in three minutes. 3. " The fridge was completely emty." she said. left " There.................in the fridge." she said. 4. That jumper you knitted for my niece no longer fits her. grown My niece...................jumper you knitted for her. 5. Well, after the death of the dictator, they lived in peace. once Well,.....................they lived in peace. 6. She gets on well with all her students. relationship She..................with all her students. 7. The play fell short of our expectations. come The play......................our expectations. 8. Many people are indifferent to the suffering of others. concern Many people.....................for the suffering of others. 9. The Prime Minister saw fit to make a statement. appropriate The Prime Minister...................statement. 10. She has agreed to help at the party. committed She...................at the party. 11. I grew up with my grandparents. brought I ...............................my grandparents. 12. I'm sure you'll be successful in the long run. doubt There ...........................in the long run. 13. " The accident wasn't his fault." she said. blame "He ......................... the accident." she said. 14. The minister said he was anxious about the plight of the homeless. concern The minister................................. about the plight of the homeless. 15. Through it looks bad now, it'll be ok in the end. run It'll all work out ..................... , through it looks bad now. 16. Only if you work hard now do you have any chance of success. depends Your ................................................ hard now. 17. Not many people attended the meeting. turnout There ................................... for the meeting. 18. He's unlikely to come to the party. doubtful It ............................................ to the party. Mấy chữ ở giữa mỗi câu là từ cho sẵn đó nha mọi người, giúp mình nhanh với, mai nộp bài rồi.