Question

a man buy a book for600rs and it gain 25% if 5% expensses added in which price he has to sell

Answer 1

CP=₹600
Rate of increase in CP=5%
:.Total CP=CP+5% of CP
=600+5/×600=600+30=₹630
Now, gain%=25%
:.SP=CP+25%of CP
=630+25/×630=630+1/4×630=630+157.5=₹787.5
(ÆÑẞWĒR)