Предмет: Математика, автор: narenare55

в универмаге за день продали 52 одинаковых детских пальто и 38 костюмов по той же цене за пальто получили на 52 рубля больше чем за костюмы запиши выражения которые обозначают 1) Цену каждой вещи
2) сколько денег получили за пальто и костюмы в отдельности

Ответы

Автор ответа: Eyrena777
3
52-38=14  на столько продали больше пальто,чем костюмов. Пусть эти 14 пальто стоят Х рублей, значит, цена 1 вещи  Х :(52-38) руб.
Решение: 
Х:(52-38) руб - цена каждой вещи
Х:(52-38)*52 руб - стоимость 52 костюмов
Х:(52-38)*38 руб - стоимость 38 костюмов

narenare55: а знаешь как решить пример 8820/28
Eyrena777: 8820:28=315
Похожие вопросы
Предмет: Английский язык, автор: lilimilanenko77
Помгите пожалуйста!!Put the verbs in brackets into the farm. correct you (to be) busy last night? No I (to spe last evening with my friends. We (to watch) a new film Depp starring. 2) Nick (to travel) around Eur last summer? No, He (to plan) to spend his sum holidays in Spain, but he (not to manage) to book hmer the beforehand. So he (to fly) to Thailand and (to spe tw weeks (to do) the ironing yesterday? -y she She also (to water) the flowers in the garden and (to tidy) the flat. But he ...(not to have) ough time to go shopping andI... to decide) to help her. 4) there (to be) many the performance last night? Yes, there The concert hall (to be) overcrowded because the performance (to be) r wonderful. 5) Phil (to return) home late yesterday? Yes, he He (to be) so tired that he (to go) to bed without having supper. 6) you (to be) satisfied with the results your last experiment? Unfortunately, we (not to get) any results. Something (to go) wrong and we (to have) to stop the experiment to find out the problem. 7) the weather (to good for a pienie yesterday? Yes, it (to be) perfect, We togo) to the lake and (to have) a wonderful time there. The boys... (to catch) some fish and we (to cook) a tasty fish sou fire. 8) Pam (to feed) the cat in the morning? Yes she She (to give) it some sausages and (to pour sos milk. 9) Max (to visit) his dentist yesterday? No, because to phone) Max and (to postpone) the (to rain) of some changes in the doctor's timetable. 10) yesterday? cloud and damp it... to be) cold but (not The weather (to be