, b) Some chocolates are bought at the rate of 11 for10 and the sameTf the whole lot is sold at onerate of 9 for 10. If the whole lot is sold at one rupee per chocolate, filoss per cent on the whole dealing.Hint : Let the number of chocolates bought be LCM of 11 and 9.]

, b) Some chocolates are bought at the rate of 11 for10 and the sameTf

1.	, b) Some chocolates are bought at the rate of 11 for10 and the sameTf the whole lot is sold at onerate of 9 for 10. If the whole lot is sold at one rupee per chocolate, filoss per cent on the whole dealing.Hint : Let the number of chocolates bought be LCM of 11 and 9.]
Answer» CP of 11 toffee=₹10CP of 1 toffee=₹10/11in second conditionCP of 9 toffee =₹10CP of 1 toffee=₹10/9therefore, CP of both toffees=₹10/11+₹10/9==₹200/99so, cp of 1 toffee=200/99÷2==₹100/99sp of 1 toffee =₹1(given)loss=cp-sp=100/99-1=₹1/99loss percent=1/99/100/99*100=1 percent lossans =1%