Πεψενθε 

S[?] = `*`(600, .4) 

S[?] = 240.0 (8.3.2.2.1)
 

S[:] = `+`(200, `*`(200, .3)) 

S[:] = 260.0 (8.3.2.2.2)
 

 

S[1] = 285 

S[1] = 285 (8.3.2.2.3)