the cp of an article is 90%of its sp .find the profit percentage
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cp =90/100 ×sp
profit =sp -cp
profit = sp - 90/100sp
profit = 100sp -90sp/100
proft=10sp/100
profit% = profit/cp ×100
= 10sp/100 /90sp/100 ×100
10sp/100 ×100/90sp ×100
1/9 ×100
= 100/9
=11.11% is answer
profit =sp -cp
profit = sp - 90/100sp
profit = 100sp -90sp/100
proft=10sp/100
profit% = profit/cp ×100
= 10sp/100 /90sp/100 ×100
10sp/100 ×100/90sp ×100
1/9 ×100
= 100/9
=11.11% is answer
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