Вариант 1
1) 57
2,27
2207,4
0,061
3) 6 3/19
вариант 2
1) 23
2,38
4401,1
0,056
3) 6 9/14
Надоили -150л -100%
Отправили -?л
Осталось ?л-80%
1)150:100=1,5-1%
2)100-80=20% молока отправили в детский сад
3)1.5*20=30 литров молоко отправили в детский сад
<span>Nick had to be at the airport at 6.30 in the morning. He ______ 1) (order) a taxi beforehand to pick him up at 5 o’clock. But the driver of the taxi ______ 2) (work) late the previous night and he _______ 3) (oversleep).Nick _____ 4) (wait) for three hours in vain. He _____ 5) (swear) quietly and went to switch the electric kettle. He ________ 6) (pour) water into the kettle when the eight o’clock pips ______ 7) (sound) on the radio. The announcer began to read the news. ”Reports _____8) (come) in of a crash near Heathrow Airport. A Boeing 707 _____ 9) (crash) shortly after taking off this morning. Flight number 8552….”.Nick turned pale.</span>
Дан куб с ребром а = 5 дм.
Объём куба вычисляется по формуле
V = a³ = 5³ = 125 дм³
Площадь поверхности куба состоит из шести равных квадратов
S = 6 · a² = 6 · 5² = 6 · 25 = 150 дм²
Ответ: <em>V = 125 дм³, S = 150 дм²</em>