The correct option is A 430
Company A,
Total products ⇒800
CDs⇒800×20100=160
Computers⇒340−240=100
Pen drives⇒270
Phones⇒270
Company B,
Total Products ⇒1000
Pen drives=1000×20%=1000×20100=20
CDs=400
Phones⇒(1000−400−200)×25=160
Computers⇒240
Required number of phones =270+160=430