1, tìm các số nguyên x,y bt : a, x/15=15/-25 b, 36/y=44/77 2, tìm các số nguyên x, y, z, t, u: 4/3=12/9=8/x=y/21=40/z=16/t=u/111 3, có thể khẳng định các cặp phân số sau đây k bằng nhau vì sao : -4/7 và 4/7 5/-7 và 20/28 -15/-40 và -12/32 ai trả lời nhanh nhất tớ vote 5* và cảm ơn cho ak tớ đag cần gấp ak

Mọi ơi giúp mình nhé! Ai giúp mình thì mình hậu tạ rất nhiều

Read the text and decide if each of the following statements is True (T) or False (F). When people talk about Nha Trang, the biggest city in Khanh Hoa Province, they often think of a tropical paradise. Nha Trang is famous for seaside resorts. It has long coastline with beautiful white sandy beaches. In the morning and afternoon, tourists can take part in various fascinating outdoor activities such as mud bathing, swimming, snorkeling or scuba diving. Snorkeling and scuba diving are both interesting sports, as swimmers may swim underwater and admire the lives at the bottom of the sea. Besides, tourists can also take boat trips to the islands. One of the most enjoyable trips is the trip to Mieu Island, where Tri Nguyen Aquarium was built in 1999. This aquarium is now home to different kinds of colorful fish and even a few sharks. In addition, tourists can spend an evening visiting a fishing village, where they could get a taste of the local seafood. There are crabs, shrimps, lobsters, dams, oysters and several other kinds of fish – all are fresh and delicious. 31. According to the passage, Nha Trang is famous for _______________. A. its fresh and delicious seafood B. seaside resorts C. its tropical climate D. the friendliness of its people 32. Tourists can take part in one of various fascinating outdoor activities such as _________. A. visiting Nha Trang Paster Institute B. eating the local seafood C. visiting Tri Nguyen Aquarium D. scuba diving 33. At Tri Nguyen Aquarium, visitors can enjoy ________________. A. watching a few sharks only B. swimming underwater and admiring the fish C. watching sharks and various kinds of colorful fish D. feeding the fish 34. At a fish village, tourists can ________________. A. get a taste of the local seafood B. choose crabs, shrimps C. catch the fish and cook them D. enjoy fishing 35. Which of the following sentences is NOT true about Nha Trang according to the passage? A. Nha Trang is a nice seaside resort. B. Tri Nguyen Aquarium is on an island. C. Most tourists are interested in snorkeling. D. The local seafood is fresh and delicious.

you say,don't swim here ,it's very deep and it also has rocks

Làm cho mình câu 3,4 phần tự luận

Bài 1: Tìm các số tự nhiên a biết: 35634 x a < 142535 426 x a < 1705 mk ko nhớ cách trình bày, giúp mk nha

this is my frist time to visit lodon.............here before A i'm B i'd been C i was D i have been

: Theo em ở lứa tuổi dậy thì loại vitamin nào quan trọng? Vì sao?

thái cho bình 5 viên bi , bình lại cho hòa 3 viên bi. lúc này mỗi bạn đều có 15 viên bi . hỏi lúc đầu mỗi bạn có bao nhiêu viên bi các bạn giúp mình vớii

Bài tập 7: Hai đội công nhân đắp đê ngăn triều cường. Nếu hai đội cùng làm thì trong 6 ngày xong việc. Nếu làm riêng thì đội I hoàn thành công việc chậm hơn đội II là 9 ngày. Hỏi nếu làm riêng thì mỗi đội đắp xong đê trong bao nhiêu ngày?