exam Company Numerical Ability Profit and Loss

A dishonest shopkeeper professes to sell pulses at the cost price, but he uses a false weight of 950gm for a kg. His gain is ------- %.
(a) 0 % (b) 5 .3 % (c) 3.1% (d) none

Read Solution (Total 1)

his gain %= (50/950)*100=profit/cp*100=100/19=5.2631~5.3%
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exam Other Question

I need to slove by completing the square
m^2-1/2 m=7/2 Draw obtuse angle OBT.
Now construct angle 1, the supplement of angle OBT.

Draw acute angle ACU.
Now construct angle 2, the complement of angle ACU.

Finally construct angle