A fruit seller bought 160 kg of apples at Rs. 32 per kg. He sold one fourth of them at Rs. 40 per kg and sold the rest at Rs. 31 per kg. Find his profit or loss.​

Rs.21.25

explanation

C.P. of 80 Kg apple =80×12.5=1000

C.P. of 50Kg Apple=50×12.5=625

Loss on sell of 50 Kg apple =

100

10×625

=62.5

C.P. of 30 Kg apple =30×12.5=375

Seller want to 20% gain on 80 apple=

100

1000×120

=1200

S.P of 30 Kg apple = 1200 - 562.5=637.50

S.P. of one kg apple =

30

637.5

=21.25

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