A dishonest shopkeeper professes to sell pulses at the cost price, but he uses a false weight of 980gm. for a kg.His gain is …%. Choose the most appropriate option.
A) 2.04% B) 5.36% C) 4.26% D) 6.26% E) 7.26%
His percentage gain is 100*20/980 as he is gaining 20 units for his purchase of 980 units.   so 2.04%..2.04%NSWER:2.04%
<result>A</result>
A dishonest shopkeeper professes to sell pulses at the cost price, but he uses a false weight of 980gm. for a kg.His gain is …%.