Предмет: Алгебра, автор: кактус141

Свежие фрукты содержат 88% воды,а высушенные 30%. Сколько требуется свежих фруктов для приготовления 6 кг высушенных фруктов?

Ответы

Автор ответа: новичок1001
0
заметим, что меняется лишь количество воды, а сухое вещество остаётся неизменным.
найдём сухое вещество в высушенных фруктах: 6*(1–0,3)=4,2 кг
найдём свежие продукты: 4,2/(1–0,88)=35 кг
Похожие вопросы
Предмет: География, автор: RRUUUSSSSA
Предмет: Английский язык, автор: mashadeykun79

Simple Present Tenses
Choose the correct verb from the list below to complete the following sentences. Use the correct form of the simple present tense.

Fix, stand, speak, drink, eat, do, wear, have, wash, make, listen, buy, take, watch, brush.

1. I ——— breakfast at 7:00 every morning.
2. He always ——— a suit to work.
3. The teacher ——— at the front of the classroom.
4. He ——— his teeth three times a day.
5. We usually ——— our groceries the weekend.
6. He ——— a meeting every morning.
7. She often ——— chicken for dinner.
8. They ——— the bus to school everyday.
9. We often ——— television in the evenings.
10. He ——— to the radio on his way to work.
11. The teacher ——— three languages.
12. A mechanic ——— cars.
13. She ——— the dishes after dinner.
14. They ——— coffee every morning.

Speak, know, go, need, want, drink, love, be, move, smoke, wear, sell, have, get up, serve.

1. I ——— any dinner because I am not hungry.
2. Jerry and Beth are strangers. They ——— each other.
3. We ——— to school on the weekend.
4. Mrs. Smith wants a divorce. She her husband anymore.
5. Turtles ——— quickly.
6. Children ——— coffee.
7. You ——— jeans to a wedding.
8. Poor people ——— a lot of money.
9. It’s warm today. You ——— to wear a coat.
10. Jessica is very healthy. She ——— cigarettes.
11. The students are from China. They ——— English.
12. The shoe store ——— hats.
13. That restaurant ——— breakfast.
14. The children ——— early on the weekend.
Предмет: Алгебра, автор: kristina2000na