Предмет: Математика, автор: megafon2006

решите пожалуйста задачу! Два самолёта вылетели с аэродрома в одно и тоже время противоположных направлениях. Через 10 мин. после вылета расстояние между ними было 270 км. Первый самолёт летел со скоростью 15 км. в минуту. С какой скоростью летел второй самолёт? Составь и реши обратную задачу.

Ответы

Автор ответа: LuckyBest
0
Другий літак летів зі швидкістю 12км/хв
27 * 10 - 15 * 10 = 12(км/хв)
Автор ответа: yqyangqing
0
(270-15 *10)/10=12 km/min
Похожие вопросы
Предмет: Английский язык, автор: zhandos040710
Dle energy preparing ..and ob when I Posts: 78 modrome 'd love to ersities. I discover Timeline of Biology 347 BCE Aristotle began to classify living things into different groups and is recognised today as the father of 1)........ 1862 Louis Pasteur invented the process of 3) .................... This process kills bacteria and Louis Pasteur helps us to give beverages a longer shelf life. 1900 Karl Landsteiner discovered blood types. This helps us make sure that a person who needs a blood 5) ...... ............ receives compatible blood. 1953 James Watson and Francis Crick published their findings on the 8).................. of DNA using the work of Rosalind Franklin and Maurice Wilkins. Rosalind Franklin 1978 The world's first test-tube baby was born. She was conceived via in vitro 10) ....... .... (IVF). 2003 The Human 12) Project was completed. This Posts: 43 -1859 Charles Darwin published his theory of 2) ........... which states that humans Charles Darwin evolved over a period of time from simpler life forms. 1865 Gregor Mendel published his work on Mendeliar 4) ..................... He performed experiments on pea plants that show how Gregor Mendel genes are inherited and expressed. 1951 Rosalind Franklin captured photographs of DNA using X-ray 6) ........... giving us clues about its double 7) .......... structure. 1977 A microbiologist called Carl Woese discovered a new 9)......... ............ of life called Archaea. - 1996 Dolly the sheep was the world's fi 11) ................ ......... produced from adult c hy this an for will be ts: 83 na to