значения фразеологизмов панический страх, олимпийское спокойствие,

За добу від вівці надоїли 1л молока, від кози 3 літри, а від корови у 5 разів більше ніж від вівці і кози разом. Скільки літрів молока надоїли від корови?

Перевод : And at noon the Student opened his window and looked out/ " How wonderful" he cried. "Here is a red rose! I have never seen any rose like it in all my life. It is so beautiful that I am sure it has a long Latin name," and so he picked it with joy in his heart. Then he put on his hat, and ran to the Proffessor house with the rose in his hand. The Proffessor daughter was lying at her feet. " You said that you would dance with me if I brought you a red rose,"cried the dent. "Here is the reddest rose in all the world. You will wear it to-night near your heart and when we dance together it will tell you how much I love you." But the girl frowned.

школьное здание имеет размеры 28,5 м х 12,5 м х 4,6 м.Вычислите кубатуру здания и найдите,на какое количество учащихся оно рассчитано,если по норме на одного учащегося полагается 16 м3

решите полииз)))))

упростите выражение

1.4а-(2.5-а)+(1.3-2.3а)