if each of the dimensions of a rectangle is increased by 100% then the area is increased by
a)400%
b)100%
c)200%
d)300%
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Answer is 300%
.........
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mokshitha14:
why should we take 20 and 30
why should we take 20 and 30
U can take any value...just for an example i took 20 and 30 at random
Can I take 30 and 40 also
Yes u can take any value and chk your ans
okay
Thank u
Area = 30*40 = 1200
Area = 60*80 = 4800 (after 100% inc )
Inc in area = 4800-1200 = 3600
Inc % = (3600/1200)*100 = 300
Area = 60*80 = 4800 (after 100% inc )
Inc in area = 4800-1200 = 3600
Inc % = (3600/1200)*100 = 300
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