Question

Shopkeeper gives less weight a boy finds it ask reason shopkeeper replies for his convenience - less to carry boy pays less he says for shopkeepers good less to count

Answer 1

Answer:

Let the C.P. = Rs.100 per kg, =Rs.100 per 1000 gm=Rs.1 per 10 gm

The shopkeeper uses 800 gm weight as a 1 kg weight so his gain = Cost of 200 gm = Rs.20

∴ His gain% =

80

20

×100=25%