Selling a pack of incense sticks for rupees 136 resulted in a loss of 15%. To make a profit of 10%, the selling price should be: Options: [1] 160 rupees [2] 176 rupees [3] 170 rupees [4] 149.60 rupees

 Selling a pack of incense sticks for rupees 136 resulted in a loss of 15%. To make a profit of 10%, the selling price should be: 

Options:
[1] 160 rupees    [2] 176 rupees     [3] 170 rupees     [4] 149.60 rupees

Answer: 
[2] 176 rupees

here the value of 85% of cost price of incense sticks is 136 rupees which is equivalent to 15% loss.
to make a profit of 10% . We should find the value of 110% of cost price of incense sticks.
Since 75% is equivalent to 136 rupees 
then 110% is = (136/85%).110%=  176 rupees