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Please answer this !!!
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Please answer this !!!-example-1
User Melix
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4 votes
8% is the answer to your question
User Alexey Tseitlin
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4 votes

Answer: 8%

Explanation:

The perimeter will be 2*(30+20)=2*50=100 cm

The new length will be 30+30*10/100=30+3=33 cm

The new width will be 20+20*5/100=20+1=21 cm

The new perimeter will be 2*(33+21)=2*54=108 cm

so 108=100+x*100/100

it will increase by x= (108-100)*100/100 % =8%

User Dragouf
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