Предмет: Математика, автор: amra88

Студент за 5 лет учебы сдал 31 экзамен.В каждом следующем году он сдавал больше экзаменов,чем в предыдущем.На 5 курсе экзаменов втрое больше,чем на 1 курсе. Сколько экзаменов на 4 курсе?

Ответы

Автор ответа: andrei2015zav

5

1курс-3
2курс-4
3курс-7
4курс-8
5курс-9

Предыдущий вопрос

Следующий вопрос

Похожие вопросы

Предмет: Литература, автор: 33333332222222

Кто написал рассказ а Мёртвой царевна 25 б.

1 год назад

Предмет: Русский язык, автор: Сонька2808

Найдите все возможные словосочетания в предложении возгордился старый пень и говорит деревьям и Разберите их

1 год назад

Предмет: Английский язык, автор: natalafiser450

One day Toad bought a little red and yellow caravan to travel
around the word . There was a kitchen, little
beds , books games and food in it. Toad
was in love with the caravan . He took
his friend and started in the afternoon.
The weather was fine – warm sun, but not too hot. Mole was in front with the horse , which
pulled the caravan, and the others
walked behind the caravan. Suddenly the saw
a car in front of them. The car went very quickly . The horse was afraid
of the car and and pulled the caravan off the road. The caravan fell over and
was broken . But Toad wasn’t angry. He
sat on the road and looked happy.
I don’t want to see this caravan again , said Toad . Caravans are not
interesting . Cars are the most beautiful
things in the world. The friends came home late in the evening and were
very tired.

The next day, Toad caught an early train to London. There he bought a big and very
beautiful car ! Toad was a risky driver and he broke a lot of cars . His
friends were angry with him and asked him not to drive cars again . One day
Toad had lunch in a small cafe and saw a black car near the cafe. lt was a beautiful new car . Toad walked around it for a long time. Then he opened the door and got into the car…
перевидите текст пожалуйста.

1 год назад

Предмет: Геометрия, автор: liza3741

Помогите пожалуйста!!! 25 баллов даю

7 лет назад

Предмет: Математика, автор: Приватсофа

3кг270г÷3+4кг950г÷15

7 лет назад