rectangle dimensions were given,2 doors dimensions given, 2 windows dimensions given. 70cm wide wallpaper to be covered on the walls of this room. Cost of wallpaper is 60 per meter.. calculate total cost
Answers:  A) 20  B) 25  C) 30  D) 60  E) 70
area of room=(l*b) m^2   area of door+window=(d+w)m^2   Remaining area= ((l*b)-(d+w))m^2   So length=Remaining area/0.70 m   Total cost= length*60---ans   and total cost=60   ANSWER:60
<result>D</result>
rectangle dimensions were given,2 doors dimensions given, 2 windows dimensions given. 70cm wide wallpaper to be covered on the walls of this room. Cost of wallpaper is 60 per meter.. calculate total cost