Marina has only pop music and country music songs on her playlist. Of all the songs on her playlist, 60% are pop songs. In her list of pop songs, 5 out of every 8 songs are recorded by solo artists. Marina has 560 songs on her playlist.

How many songs on Marina's playlist are pop songs recorded by solo artists?

Marina has 560 x 60/100 = <<560*60/100=336>>336 pop songs on her playlist.

Out of the pop songs on her playlist, there are 336 x 5/8 = <<336*5/8=210>>210 pop songs recorded by solo artists. Answer: \boxed{210}.