From the time my daughter gets out of bed until she arrives at school only takes about 20 minutes.
It only takes 20 minutes from the time my daughter wakes up until she is sitting in her seat at school.
ーFrom the time my daughter gets out of bed until she arrives at school only takes about 20 minutes.
「娘が起きてから学校に着くまでにたった20分しかかからない」
to get out of bed で「ベッドから出る・起床する」
to arrive at school で「学校に着く」
ーIt only takes 20 minutes from the time my daughter wakes up until she is sitting in her seat at school.
「娘が起きて学校の席に着くまで、たったの20分しかかからない」
it only takes 20 minutes で「たった20分しかかからない」
to wake up で「目覚める」
to be sitting in one's seat at school で「学校の席に座っている」
ご参考まで！
カナダ 
