四十

现在是七点四十五分。

Xiàn zài shì qī diǎn sì shí wǔ fēn.

It's 7:45.

他们四十分钟之后下课。

Tā men sì shí fēn zhōng zhī hòu xià kè.

They'll get out of class in forty minutes.

她看起来是年轻的，但实际上她四十多岁了。

Tā kàn qǐ lai shì nián qīng de, dàn shí jì shàng tā sì shí duō suì le.

She looks young, but in reality she's over 40.