người ta dùng miếng tôn để làm một cái thùng đựng gạo dạng hình hộp chữ nhật không có nắp . cái thùng đó chiều dài là 0,8m chiều rộng là 0,6m ,chiều cao bằng 1/2 chiều dài.tính miếng tôn để làm cái thùng đó

During what could be described as a typical 30-minutes supermarket shopping trip, thousands of products will vie for your attention. Ultimately, may will make you believe they are worth picking off the shelves. How, you may ask, is this brought (1)__? The answer is by packaging – the silent but persuasive salesman. Louis Chesking, (2)__ research into the psychology of marketing began in the 1930s, was pioneering specialist in the field. He placed identical products in two different packages, one emblazoned with circles, the other with triangles. He then asked people which products they (3)__, and why. Amazingly, (4)__ fewer than 80% chose the products in the box with the circles. They believed the content would be of higher quality. ‗After 1,000 interviews, I had to accept the fact that the (5)__ of consumers transferred the sensation from the container to its contents,‘ Cheskin admitted later. And there was (6)__ surprise: even after trying out these identical products, people overwhelmingly preferred (7)__ in the package with circles. Checkin also found, for instance, that the look of a packet has an enormous impact on (8)__ biscuits taste. Cheskin called this phenomenon ‗sensation transference‘. It became the foundation not (9)__ of his career as a consultant to companies (10)__ Procter & Gamble, but of much of the research done since then. (11)__ increasing consumer sophistication, Cheskin‘s original concept still works. One recent experiment involved an underarm deodorant posted in packaging of three different color schemes to a test group. The group was told that three different formulations were (12)__ consideration, and was asked to judge them. Results: One was considered just right, one to be strong-smelling but not very effective, and one threatening. Yet all three deodorants were exactly the (13)__. One leading firm designs packaging for products that do not yet exist. The packaging is then tested and the marketing concept refined. Only (14)__ it‘s clear that the company has a winner will it (15)__ to the expense of actually developing the product. ai giúp em bài này với ạ

Bài 1. Hãy viết biểu thức đại số biểu thị: a/ Diện tích của hình chữ nhật có chiều dài là a(cm), chiều rộng là b(cm). b/ Chu vi của hình vuông có cạnh là x(cm). Bài 2. Hãy viết biểu thức đại số biểu thị: a/ Tổng của hai số a và b. b/ Tích của tổng x và y với hiệu của x và y. Làm hộ mình hai bài này với ạ! Mình đag cần gấp!!

CHo $\Delta ABC$ thỏa mãn điều kiện : $Sin^2 A+Sin^2 B+cos^2 C+\dfrac{1}{4}=2.Sin A.Sin B+Cos C$ Tam giác ABC là tam giác j

cho 37,6 g hỗn hợp gồm CaO ,CuO và Fe2 O3 tác dụng vừa đủ với 0,6 lít dung dịch HCl 2M rồi cô cạn dung dịch sau phản ứng thì số gam muối khan thu được là bn

cho hình hộp chữ nhật có chiều dài là 3,5 dm.chiều rộng bằng 3/5 chiều dài ,chiều cao kém chiều rộng 0,1dm.tính diện tích toàn phần hình hộp chữ nhật đó

Tìm các số nguyên x, y biết : a. x/7=9/7 b. 5//y=-10/6 ciuu em cam onnn aaaaaaaaaaaaaaa

Giúp bao nhiêu cũng được ạ.😥😥😥😥😥

Find an unnecessary words in each line below. If the line is right tick (V). Dòng 1 2 3 4 5 6 7 8 Nội dungIt’s six o’clock in the evening. Many people are at the home. They are having the dinner. They are watching T.V. They are listening to music. But Mrs. Bich is going to at work. She’s a doctor and she works at night in the hospital. Today she’s late. The hospital is not in her neighborhood so she usually goes by car. Mrs. Bich is in her car now. She’s driving fast. She should not slow down but she must be at work by six thirty. A policeman stops her. “ You are driving too fast !” he says. You are going to be have an accident. It’s six thirty o’clock. Mrs. Bich is not at the hospital. She’s at the police station. Her car must stay there for fourteen days.

mng giúp mình câu 2,4,6 với, mình thật sự cần rất gấpp