сравните дроби ,приводя к общему знаменателю

а)5/12 и 11/16

б)2/3 и 3/7

в)4/5 и 3/8

г)10/27 и 15/28

СРОЧНО!!!!!!!!!!!!!!

Пожалуйста, те кто знает толк в английском, помогите!

Нужно проверить диалог. Если Вы добавите что-то от себя будет ещё лучше!

Диалог

A:  Hello B! How are you today? I heard that you want to visit America!

B: Yes. It’s true. I want to visit America next month.

A: It is very good! I lived in New York for 5 years.

B: Oh how interesting! Tell me about this country!

A: The UsA is a large country with many natural wonders.

B: How many people living in the USA?

A:  More than 250 million people live in the US.

B: What are the most famous places to enjoy the beauty and power of wild America?

A: There are a lot of parks and forests and wild lands. The Grand Canyon, Yellowstone and Yosemite Valley are among the most famous.

B: Do you know about Grand Canyon?

A:  It is so big that you must go there yourself to feel its true size and beauty. Te Colorado River formed the Grand Canyon over millions of years.

B:  What is the exact size of the Grand Canyon?

A: Sorry B, I forgot! But you find this information in Internet.

B: Thank you! When I was little, my mother told me about her trip for Mississippi. Do you Know smth. about river?

A: Wow! I was there with my parents 10 years ago! But I know that native Americans called it «the father of waters». Where are you going to live in America?

B:  I don’t know.  Most likely I will go to my friend. They live in Washington D. C.

A: Its good Idea!

B: What are the things to take with me to America? What is the typical weather in the country?

A:  The USA has almost every kind of weather.

B: Thank you very much!

A:  Anything else?

B: No thanks! Goodbye!

A:  Goodluck!

ОГРОМНОЕ СПАСИБО!!!!!!!!

Какой из цветов подчёркивает красоту и величие осеннего леса?

Ребятки подскажите что можно , такого сделать на ученик года , чтобы выиграть

(3cosx+1)/2+(5cosx-1)/3=1.75