Регистрация
hhhhyd
Есть ответ 👍

Одна бригада рабочих может заасфальтировать 18 км дороги за 30 дней а другая в 2 раза больше времени за сколько дней могут заасфальтировать эту дорогу обе бригады работая вместе

164
367
Посмотреть ответы 2

Ответы на вопрос:

katkuatova
katkuatova
4,6(97 оценок)
20 дней 18 : (18 : 30 + 18 : (30 * 2))
Kairas
Kairas
4,8(45 оценок)
So much more than just the news for eight years hundreds of students (1) (have been reading) the newspaper. it (2) (has been delivered) to classrooms in many over the besides it (3) (has been bringing) news to schools in many countries of europe and north america. schools who (4) subscribed) receive a class set of 32 copies each half term. each issue (5) (includes) a colourful and lively mix of news items and i written for 8 to 14 year olds supporting key areas of the curriculum. the newspaper not only (6) (provides) an interesting variety of non-fiction reading material it also (7) encourages) discussion by covering those issues that (8) are) important to our readers. the newspaper (9) is published) six times a year (once each half term). it is available by subscription, too.

Популярно: Английский язык