Предмет: Математика, автор: Lara2003

Поле площадью 12 га отвели под строительство конно-спортивного комплекса. Ипподром занимает 3/4 этой площади,  а остальную часть - конюшни и другие служебныее постройки, причем площадь конюшен в два раза больше площади других служебных построек. Сколько аров занимают конюшни?

Ответы

Автор ответа: drborman2001
1
12 га=1200 ар
1200*3:4=900 ар - занимает ипподром
1200-900=300 ар - занимают служебные постройки и конюшни
1+2=3 части составляют служебные постройки и конюшни
300:3=100 ар составляет 1 часть служебные постройки или конюшни
100*2=200 ар занимают конюшни
Автор ответа: sweetkarrr
1
а почему 1+2 действие откуда вы взяли 1 и 2?
Автор ответа: Анастасия2204
0
Он решил не правильно
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Today we had a very special day - my sister Ann’s wedding.

The wedding party was very beautiful.

Jill won a grant to the medical university.

The ceremony was in the garden and Ann’s dress was amazing.

I love weddings because all relatives come and I am happy to see them.

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Now, we have a new member of our family - Peter, who is my brother-in-law.

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His parents, Mr and Ms Blake are very nice people. They live in Florida.

Ann and Peter will live in Florida too, so we can visit them in summer.

Ann and Peter will travel to Italy on their honeymoon.