Please urgently!!!

4 Lian delivers leaflets. She is paid $12 for delivering 400 leaflets.
How much is she paid for delivering

A) 200 leaflets
B)600 leaflets
C)150 leaflets?

Respuesta :

A) $6 for 200 leaflets
B) $18 for 600 leaflets
C) $4.50 for 150 leaflets

:)