Một người mua hai loại hàng và phải trả tổng cộng 3,875 triệu đồng, bao gồm 0,375 triệu đồng tiền thuế. Biết rằng thuế là 9% đối với loại hàng thứ nhất và 12% đối với loại hàng thứ hai. Hỏi nếu không kể thuế thì người đó phải trả bao nhiêu tiền cho mỗi loại hàng? Trả lời: không kể thuế, người đó phải trả ? triệu đồng cho loại hàng thứ nhất, ?triệu đồng cho loại hàng thứ hai.

Giúp tui với Tui cần gấp Văn 6 Lập dàn ý và viết một đoạn mở bài,1 đoạn phần thân bài cho đề bài Tả lại hình ảnh thầy , cô giáo của em trong ngày đầu đến trường

Viết một đoạn văn nêu lên suy nghĩ của em về tình yêu quê hương đất nước dân tộc ta khi đặt trong hoàn cảnh thử thách (Trong đó có sử dụng hàm ý) GIÚP MÌNH VỚI Ạ!!!!

làm giúp mình bài này với ạ, mình cảm ơn

a/ 1/3x3y2 + 2x3y2 -1/5 x3y2 b/ -2/5x2y3z4 + 5x2y3z4 - 7x2y3z4

1. Mark letter A, B, C or D on your answer sheet to indicate the sentence that is closest in meaning to the original sentence in each of the following questions I can’t swim so I’m not going scuba diving with Jack. A: Unless I could swim, I will not go scuba diving with Jack B: If I could swim, I would go scuba diving with Jack. C: If I could swim, I will go scuba diving with Jack. D: Unless I can swim, I will go scuba diving with Jack. 2. Mark letter A, B, C or D on your answer sheet to indicate the sentence that is closest in meaning to the original sentence in each of the following questions The basketball court is far from my house. It is always full of players. A: The basketball court is far from my house which it is always full of players. B: The basketball court which it is always full of players is far from my house. C: The basketball court is far from my house which is always full of players. D: The basketball court which is always full of players is far from my house. 3. Mark letter A, B, C or D on your answer sheet to indicate the sentence that is closest in meaning to the original sentence in each of the following questions My friend, Peter, plays the guitar. He has just released a CD. A: My friend, Peter, who has just released a CD, plays the guitar. B: My friend, Peter, who plays the guitar, has just released a CD. C: My friend, Peter, who has just released a CD playing the guitar. D: My friend, Peter, who playing the guitar has just released a CD. 4. Mark letter A, B, C or D on your answer sheet to indicate the sentence that is closest in meaning to the original sentence in each of the following questions We’re not staying in the same hotel, so we can’t share a room. A: If we stay in the same hotel, we could share a room. B: Unless we were staying in the same hotel, we could share a room. C: If we were staying in the same hotel, we could share a room. D: If we are staying in the same hotel, we can share a room. 5. Mark the letter A, B, C or D on your answer sheet to indicate the word that differs from the other three in the position of primary stress in each of the following questions A: altitude B: profession C: impressive D: commercial 6. Mark the letter A, B, C or D on your answer sheet to indicate the most suitable response to complete each of the following exchanges How often do you play football? – Oh, once in a blue ________. A: sun B: star C: moon D: earth 7. Mark the letter A, B, C or D on your answer sheet to indicate the correct answer to each of the following questions “That’s the coolest thing I’ve ever seen. It’s really ___________ this world.” A: out of B: into C: over D: on 8. Mark the letter A, B, C or D on your answer sheet to indicate the word whose underlined part differs from the other three in pronunciation in each of the following questions (gạch chân c) A: artificial B: distance C: cells D: center 9. Mark the letter A, B, C or D on your answer sheet to indicate the correct answer to each of the following questions “That’s the coolest thing I’ve ever seen. It’s really ___________ this world.” A: out of B: into C: over D: on 10. Read the following passage and mark the letter A, B, C, or D on your answer sheet to indicate the correct word or phrase that best fits blank ‎__________on the Earth, though, they may wake up in the middle of their sleep period to use the toilet, or stay up late and look out of the window. A: Liking B: Alike C: Unlike D: Like

Biết nhiệt dung riêng của nước là 4200 J/kg.K. Để đun nóng 1000 g nước tăng lên 10C, ta cần cung cấp nhiệt lượng bằng; A: 42 J B: 4,2 kJ C: 420 kJ D: 420 J

Tìm các giá trị m để bất phương trình có nghiệm với mọi x. a. 3x²+2(m-1)x+m+4>0 b. mxbình+(m-1)x+m-1 ≤0

giải phương trình (x+3)(x-2)=0

Các bạn giải hộ mik bài này đc ko 1 hình tròn có diện tích là 50,24 cm vuông . Tính chu vi hình tròn đó