Solution: CP of 1 apples =10Rs
⇒ CP of 16 apples =(10 × 16) Rs.= 160
⇒ SP of 12 apples = 12 × 12 =144 Rs.
⇒ SP of remaining 4 apples = ( 8 × 4) =32Rs
⇒ Total SP = ( 144 +32 ) Rs =176
⇒ Here ,SP >CP so there us profit
⇒ Profit = ( SP - CP) = 176 -160= 16 Rs