preprama333 preprama333

23-09-2021
Mathematics

contestada

what percent of discount should be given in a doll costing Rs.180 such that customer can buy at Rs.160

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chloek152 chloek152

23-09-2021

Answer: 11.111%

Step-by-step explanation:

set up as a proportion

180/100%=160/x%

cross multiply

180x%=16000

solve for x

x%=88.889

to find the discount subtract

100-88.889=11.111% percent discount

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