Rectangular land

Due to the new road, the longer dimension of the rectangular plot had to be shortened by 4 percent and the shorter dimension shortened by 10 percent. By how many percent has the area of land decreased?

Correct answer:

p =  13.6 %

Step-by-step explanation:

q1=4%=14100=0.96 q2=10%=110100=0.9  S=a b r=q1 q2=0.96 0.9=108125=0.864 S1=r S  p=100 (1r)=100 (10.864)=13.6%



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