A rectangular floor 18 feet by 10 feet is to be completely covered with carpeting that costs x dollars per square yard. In terms of x, how many dollars will the carpeting cost?
( 1 yard = 3 feet )
(A) 20x
(B) 28x
(C) 60x
(D) 180x
(E) 540x
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8 comments:
ans:60x
60x
18 feet = 18/3=6yards
10 feet = 10/3 yards
therefore,
total area = 6*(10/3) sq yards
= 20 sq yards
therefore,
total cost = 20x dollars
i cant understand why u guys hav given 60x as the answer!!
if im wrong plz give the right answer wid soln at anniaustin@gmail.com
thanks
20x
ya ANIRUDHA u r correct..
thanks for explanation also...
correct ans is 20x
(18*10)/9=20 as (1sq yard= 9sq feet)
Total cost = 20x
20X
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