Dạng toán giải = cách lập PT Bài 1: Hiện nay mẹ hơn con 30 tuổi, biết rằng 8 năm nữa thì tuổi mẹ gấp 3 lần tuổi con . Hỏi hiện nay mỗi người bao nhiêu tuổi ? Bài 2: Tuổi ông gấp tuổi cháu 7 lần , bt rằng sau 10 năm nữa thì tuổi ông chỉ còn gấp 4 lần tuổi cháu. Tính tuổi mỗi người hiện nay

vẽ cho mk 3 hình ọ - trái tim, tam giác, vs hình tròn nhé

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Giúp mình 2 câu này mình cho ctlhn

Circle the answer A, B, C or D in each group whose underlined part is pronounced differently from that of the others. (1.0 pt) 11. A. school B. children C. Chinese D. church 12. A. stopped B. matched C. worked D. provided 13. A. proud B. about C. around D. would 14. A. author B. other C. there D. they III. Choose the best answer among A, B, C or D to complete the sentences. (2.5 pts) 15.“ Thanks a lot for your wonderful gift.” _ “ ______________ “ A. You are welcome ​B. Thank you ​C. Cheers ​​D. Have a good day 16.Taylor: “It’s very kind of you to invite me to your party.” - Edward: “____________” A. No, thanks. ​B. OK. That’s great C. Good idea, thanks ​D. It’s my pleasure. 17.You have read this article on the webside, _________ ? A. don’t you ​​B. aren’t you ​​C. haven’t you ​D. have you 18.___________ he tried his best, he couldn’t win the race. A. If ​​​B. Although ​​C. But ​​D. Because 19.I wish I _________ your home village again some day. A. can visit ​​B. visit​​C. visits ​​D. could visit 20. _______ train times are different on __________ Sundays. A. A - the​B. The – the C.​ D. The - 21. If we ___________ water carefully, more people will have fresh water. A. will use​​B. would use​​C. using​​D. use 22. Public _________ in this city is very good, and it’s not expensive. A. travel ​​B. vehicle ​​C. journey ​​D. transport 23. Mr Quang _________ he would be back in an hour. A. spoke ​​B. said ​​C. told ​​D. talked 24. She failed the exam ____________ her laziness. A. because ​​B. because of ​C. although ​​D. despite Answers: 15._____ 16._____ 17._____ 18._____ 19._____ 20. ______ 21. ______ 22. ______23. ______ 24. ______ Giúp mk với ạ

so sánh số hữu tỉ một cách nhanh nhất A= -13/19 và 1/1000000 B=3246/-3247 C= -33/131 và 53/-217 D= 22/-67 và -51/152

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Một hộp đựng 9 viên bị xanh, 6 viên bi đỏ và 4 viên bi vàng. Hỏi có bao nhiêu cách lấy ra: A, 6 viên bi B, 6 viên bỉtong đó có đúng 2 viên bi vàng C, 6 viên bi trong đó số bi xanh bằng số bi đỏ Help me pls

He.................be a good father but he is a terrible husband A. may B. should C. need D. must 14. .................., you should take part in some programs such as help elderly people, collected used paper A. If possible B. If necessary C. If certain D. If only 15. Aid agencies are still ....................the situation A. assessing B. testing C. estimating D. deducting 16. Three Vietnamese fishermen were rescused after .....................at sea for nine months A. sinking B. drifting C. wandering D. floating 17. A ceremony was held in ........................of the politician who had passed away A. commemoration B. remembrance C. recollection D. tribute 18. With his ................income, he could not support his family A. meager B. scanty C. sparse D. minimum 19. My mother ..................on me whether I snack before meals A. complains B. scolds C. frowns D. chides 20. When Hoang was small, he was a/an...............child who was always asking questions A. intelligent B. inquisite C. naughty D. energetic 21. For years, I have always held the ................that art is for those who are less intelligent but I am wrong A. notion B. idea C. intention D. reason 22. When small, I always ................the events of the day to my grandmother A. retold B. reacted C. recounted D. reported 23. Linh is ....................good role model for her younger brother A. the B. a C. an D. x 24. The rich man owns a ..............of cars A. fleet B. set C. group D. chest 25. “Please ..................up the meat for me” Mrs White told the butcher A. polish B. chop C. wash D. cook

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