Apa arti idiom "as easy as pie, a man of the world, a good deal of", dan contoh penggunaan pada kalimat?

Contoh kalimat bahasa Inggris menggunakan idiom as easy as pie, a man of the world, a good deal of:

as easy as pie = sangat mudah

Solving mathematics problems for him is as easy as pie. (Menyelesaikan soal matematika bagi dia sangat mudah.)

a man of the world = orang yang selalu memenuhi janji

She hopes her future husband is a man of the world. (Dia berharap suaminya kelak adalah orang yang selalu memenuhi janji.)

a good deal of = banyak

There are a good deal of luxury cars. (ada banyak mobil mewah.)