After using a new rectangular cloth napkin, Mister Weston puts it in his washing machine, then in the dryer. When it comes out, its length and width are three-fourths their original sizes. How has the area of the napkin changed?
It has been reduced to three-fourths its original area.

It has been reduced to three-eighths its original area.

It has been reduced to nine-sixteenths its original area.

It has been reduced to twenty-seven sixty-fourths its original area.

Question

After using a new rectangular cloth napkin, Mister Weston puts it in his washing machine, then in the dryer. When it comes out, its length and width are three-fourths their original sizes. How has the area of the napkin changed? 
 It has been reduced to three-fourths its original area.

 It has been reduced to three-eighths its original area.

 It has been reduced to nine-sixteenths its original area.

 It has been reduced to twenty-seven sixty-fourths its original area.

anonymous · Answer

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anonymous · Answer

4) New Area = (3/4)² as big i.e 9/16 Ans C

anonymous · Answer

Actually the area of the napkin is originally L * w. if L is now 0,75L and w is now 0,75w, the area is now of 0.75L*0.75d, so 9/16(L*w). since L*w is the original area, the new area is 9/16 of it

anonymous · Answer

It has been reduced to nine-sixteenths its original area