А как найти проценти от числа?

eyfgfydghd: Найдите предложения с глаголом - сказуемым в Present Continuous, переведите.
1. What will you be doing in the laboratory tomorrow morning? We shall be watching the operation of a new device. 2. Measures are being taken to save Lake Baikal. 3. The situation at Lake Baikal is remaining very serious. 9. Much attention is being paid at present to the development of international scientific contacts. 10. Science is becoming a leading factor in the progress of mankind.

eyfgfydghd: Помоги пожалуйста