Question:A room is 6 m long,5 m broad and 4 m high.If all its walls are to be covered with paper 50 cm wide, the length of the paper is : 

A 96 m 
B 176 m 
C 421 m 
D 208 m 

+ Answer
B 

+ Explanation
Area of the paper `= 2 (6 + 5) xx 4 = 88 m^2`

        Length of the paper` = 88/(1/2) m`

                      `= 176 m`

+ Report

Irin Moni

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