Предмет: Математика, автор: АЛИНА4КА2004

ТРУБУ РАЗРЕЗАЛИ НА 2 ЧАСТИ ДЛИНОЙ 3,6 М И 7,2 М ВО СКОЛЬКО РАЗ ПЕРВАЯ ТРУБА КОРОЧЕ ВТОРОЙ СКОЛЬКО ПРОЦЕНТОВ ДЛИНЫ ВСЕЙ ТРУБЫ СОСТАВЛЯЕТ ДЛИНА ПЕРВОЙ ЕЕ ЧАСТИ

Ответы

Автор ответа: 8286505

7,2:3,6=2 в 2 раза 1-я труба короче второй
3,6+7,2=10,8 м была вся труба
10,8:100=0,108м равен 1%
3,6:0,108≈33,33%

Предыдущий вопрос

Следующий вопрос

Интересные вопросы

Предмет: Українська мова, автор: nastagamer

Українська мова помогите пожалуйста

6 лет назад

Предмет: Математика, автор: putilindavid008

в саду 12 яблонь что составляет 40% всех деревьев. Сколько деревьев всего в саду?

6 лет назад

Предмет: Английский язык, автор: Rumiso590

Task 1 . Reading Read the text and write True (T) or False (F) next to the sentences. My Mother’s Birthday Task I: read & comprehend the following story. My name is Jane. My family is a typical English family. There are four of us. I have got a mother. Her name is Ann. She is a teacher. She is very kind. Her hobbies are singing and shopping. My mother is fond of reading detective stories. My father`s name is Pete. He is a driver. He is clever and sporty. My father is fond of fishing. My brother Nick is small. He is only four. He likes playing with his toys. We are a close and friendly family. We like to spend time and holidays together. Tomorrow it will be my mother’s birthday. My brother and I will go shopping together with our father. We are going to buy our mum a birthday present. It will be a nice scarf. She would like to have a white one. And we shall buy flowers for her, too. Tomorrow my brother and I will clean the flat. We won’t be lazy. Father will help us. Then we’ll make our kitchen clean and bright. Tomorrow we will lay the table. We would like our mother to be happy. Task I: Write True or False. 1. There are five people in Jane’s family. 2. Jane’s father is helpful. 3. Tomorrow it will be Jane’s birthday. 4. Jane will get a present tomorrow. 5. Jane’s mother will get a red scarf for her birthday. 6. Tomorrow Jane and her brother will clean the flat. 7. Jane and her brother won’t be lazy tomorrow. 8. Tomorrow the family will lay the table. Task II: answer the following questions. 1. Whose birthday will the family celebrate tomorrow? 2. What present will mother get for her birthday? Writing. Task 1. Complete the sentences using Present Continuous Tense 1. I (to write) an exercise now. 2. They (to play) in the room now? 3. He (not/ to sleep) now. 4. The children (not / to eat) soup now. 5. He (to help) his mother now? 6. Look! Kate (to dance) now. Task 2. Writing. Write answers to the questions 1/ What is yo

6 лет назад

Предмет: Информатика, автор: anastasiasudni

Помогите с програмкой пожалуйста в Паскале)Заранее спасибо!
Найти среднее геометрическое элементов массива С[k], стоящих на четных местах.

9 лет назад

Предмет: Физика, автор: exolinspirit

ПОМОГИТЕЕ

если сжечь дрова березы объем которого 10 дм∧3 и торф масса которого 5 кг , сколько тепла выделяется?

9 лет назад