School Education in the UK the following
ll
schools in the UK: state schools where education is free and
history many public schools became
XI. Insert preposition
There are two types
private schools where you have to pay. State schools are divided
types: The only thing is that private schools ... Britain are called public. Why? Å
long time ago when education was a privilege of the rich, the only schools where
poor people could go were funded ... charities (organizations that collect money
people in need). As it was public money, the schools ... the poor were called
public schools. However, in the course ...
very successful and turned ... expensive private schools but conservative British
continued to call them public schools. To send a child ... a public school you
to pay up to £20,000 a year. There are some grants for ... bright pupils as well
but the places are few and the competition is very strong. The other important
criterion is that you have to belong ... the right class as the class system ... Britain
is still very essential. Public education is mainly a privilege ... the upper middle
and upper classes.
need
64 набори
Пошаговое объяснение:
Нехай сума великих наборів буде х, тоді сума маленьких наборів буде 4х, оскільки вони в 4 раза дешевші від великих.
Товар Кількість Сума
Великі набори - 16 х
Маленькі набори - ? 4х
Складемо рівняння:
Мал. набори = =64
тобто, за ту ж саму суму грошей можна купити 64 малих набори.
інший варіант:
Оскільки малі набори в 4 рази дешевші, то іх можна купити в 4 рази більше, тобто 16*4=64 малих набори
ответ: 4 км/час.
Пошаговое объяснение:
Дано. Теплоход за 6 часа по течению такое же расстояние ,что за 7,5 часов против течения на этой же реке .
Найдите скорость течения, если собственная скорость теплохода 36км/ч.
Решение.
Пусть скорость течения реки равно х км/час. Тогда скорость по течению теплохода будет (36+х) км/час
Скорость против течения будет 36-х км/час
За 6 часов по течению х) км
За 7,5 часов против течения х) км
По условию S1=S2.
6(36+x)=7.5(36-x).
216+6x=270-7.5x;
6x+7.5x = 270-216;
13.5x=54;
x=4 км/час - скорость течения реки.