Предмет: Математика, автор: ruslanchikrusya98

в сентябре во 2 б классе было 12 отличников, а в октябре кол-во отличников уменьшилось на 15%, а в ноябре ещё на 10%, сколько стало отличников

Ответы

Автор ответа: annastanivchuk

1

Октябрь 12÷100×15=1.8 значит на 2 отличника меньше. 12-2=10 Ноябрь 10÷100×10=1 на одного меньше, значит 10-1=9 отличников

Предыдущий вопрос

Следующий вопрос

Похожие вопросы

Предмет: Қазақ тiлi, автор: salosalemkosh

помогитите пожалуйста Нада из этих слов добрвляя свои сделать несколь. Со всеми Словами!!!!

5 лет назад

Предмет: Английский язык, автор: andrejkondratenko523

Помогите!Даю все баллы!

When I started to work here I needed a lot for help, but now I ___ all the work on my own.

used to do

am used to doing

get used to doing

I ___ chocolate when I was a child.

wasn't used to liking

didn't use to like

usen't to like

I ___ this kind of shoes. I find them uncomfortable.

'm not used to wearing

'm not used to wear

don't get used to wear

You never ___ that when you were younger.

used to doing

used to do

were used to do

I ___ contact lenses. I had always worn glasses before now.

am not used to wear

am not used to wearing

used to wear

She ___ working hard. She grew up in a very poor family.

get used to

is used to

used to

The smell of fish is awful, but you'll ___ to it after a couple of months on the job.

used to

got used

get used

When I was a teenager I ___ dress up for Halloween, but not anymore.

was used to

used to

is used to getting

When Pete Smith was the head of our office everything _____ well organized. Now it's total chaos here.

got used to be

used to be

get used to being

When I had to commute to work every day I ____ very early.

used to getting up

used to get up

get used to getting up

Составьте предложения используя слова в правильном порядке.

MP3/used/I/have/to/player.

Shops/from/Brian/steal/the/used to.

read/used/He/to/month/several/a/book.

time/used to/You/get/it/will/in.

5 лет назад

Предмет: Алгебра, автор: vladimirovm641

помогите пж поставлию 5 баллоа

5 лет назад

Предмет: Музыка, автор: 2003Александрушка

Жанры и формы классицизма

8 лет назад

Предмет: Геометрия, автор: WOZBORN

Какие крупные природные районы нуждаются в охране больше всего?

8 лет назад