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Price of a book increases 15% successively (2times) what is the new price of the book more compared to that of the old price: a)32.25% b)23.34% c)36% d)39%
dear friend
Initial=100 (say) 1st increment=15 2nd=115*0.15= 17.25 total=15+17.25=32.25 so answer is option (a)
Initial=100 (say)
1st increment=15
2nd=115*0.15= 17.25
total=15+17.25=32.25
so answer is option (a)
Let initial moeny is 100 rs.
By formulas : SP=100*115/100
SP=115
In next time: SP=115*115/100
SP=132.25
so 132.25-100
32.25 % is answer
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