NEEEEEEEEEEEEDDDDDDDDDDD HELLLLLLLLLPPPPPPP

Mick plans to cover two walls of his rectangular room with wallpaper, as shown below.

A rectangular prism is shown with two walls with a pattern on them. The length of the walls is shown as 7 m and the height as 7 m.

A roll of wallpaper is 10 meters long and 0.7 meters wide. Assuming that there is no wastage, how many rolls of wallpaper would Mick require to cover the two walls?

21

7

14

12

Question

NEEEEEEEEEEEEDDDDDDDDDDD HELLLLLLLLLPPPPPPP

Mick plans to cover two walls of his rectangular room with wallpaper, as shown below.
 
A rectangular prism is shown with two walls with a pattern on them. The length of the walls is shown as 7 m and the height as 7 m.
 
A roll of wallpaper is 10 meters long and 0.7 meters wide. Assuming that there is no wastage, how many rolls of wallpaper would Mick require to cover the two walls?

21

7

14

12

anonymous · Answer

$$area of two walls=2*7*7 square meteres$$
area of one roll=10*.7=7 square metres
divide and get the no of rolls