Туристы прошли за три дня 48км. В первый день они прошли 1/4всего расстояния,а во второй день -5/9 ОСТАТКА. Сколько км.они прошли в третий день?

составьте и запишите 10 сложных предложений с составными союзами : поиому что, оттого что, после того как, с тех пор как, затем чтобы, по мере того как

Периметр треугольника 186 мм. Длина одной стороны 42мм, вторая сторона в 2 раза больше ее. Чему равна третья сторона треугольника?

2. Выбрать правильный вариант ответа: 1. a. Do you play every week tennis? b. Every week do you play tennis? c. Do you every week play tennis? d. Do you play tennis every week? 2. a. I'm going to see him on Monday. b. I'm going on Monday to see him. c. I'm on Monday going to see him. d. I'm going to on Monday see him. 3. a. Here she has worked for a very long time. b. For a very long time she has worked here. c. She has worked for a very long time here. d. She has worked here for a very long time. 4. a. I want to speak English fluently really. b. I want really to speak English fluently. c. I really want to speak English fluently. d. I want to speak really English fluently. 5. a. Sally took to 'The Bistrot' for lunch the auditors. b. Sally took the auditors to 'The Bistrot' for lunch. c. Sally took for lunch the auditors to 'The Bistrot'. d. Sally took to 'The Bistrot' the auditors for lunch. 6. a. He has been in California since February 1997 working. b. He has been working since February 1997 in California. c. He has since February 1997 been working in California. d. He has been working in California since February 1997. 7. a. Please fill out with the details this form. b. Please with your details fill out this form. c. Please fill out your details with this form. d. Please fill out this form with your details. 8. a. I've heard some interesting information about our competitors. b. I've heard about our competitors some interesting information. c. I've heard some information interesting about our competitors. d. I've some interesting information about our competitors heard. 9. a. Tom goes to work by car always. b. Tom goes always to work by car. c. Tom always goes to work by car. d. Tom always by car goes to work. 10. a. I probably won't take the early train tomorrow. b. I won't take probably the early train tomorrow. c. I won't take the early train probably tomorrow. d. I won't take the probably early train tomorrow. 11. a. I have always to remind her to send in the figures. b. I have to remind her to send always in the figures. c. Always I have to remind her to send in the figures. d. I always have to remind her to send in the figures.

при замыкании аккумулятора сначала на резистор с сопротивлением R1, а затем R2 мощность, выделяемая на резистор, в обоих случаях была одинакова. определите внутренне сопротивление аккумулятора