18 : 25% + 18 : 75%

Cho 15% của x là 300 thì x bằng ?
Giải thích !

Trong một lớp học có số học sinh giỏi là 9 em chiếm 20% số học sinh của lớp. Số học sinh của lớp là?

Nêu tác hại và biện pháp phòng tránh chuột

Chuột được xếp vào loại nhóm động vật có xương sống nào ?

Pele is widely regarded as the best football player of all time. He was born  on  October  21st,  1940  in  the  countryside of  Brazil.  Pele’s  father    was  a professional  football  player  and  taught  him    how  to  play    at  a  very  young  age.  Pele began  his career at the age of 15 . In 1958, at the age of 17, he won his first World Cup.  He   won   three   World   Cup   and   scored   1,281   goals   in   his   22   year   career.   He was voted  Football Player of the century. During his career, he became well – known around the world as The King of Football.
A.    True (T) or False (F)
1.    He was born  on  October  21st,  1940  in  the  countryside . 
2.    He   won   three   World   Cup   and   scored   1,281   goals  When he was 22.
B. Answer the questions
3. Why do people call him ‘The King of Football’ ?
…………………………………………………………………………………………
4. How many goals did he score in total ?
…………………………………………………………………………………………
5. Is he regared as the best football player of all time ?
………………………………………………………………………………………

It is likely that Tim ... (arrive) late