Find the cost of painting the four walls of a

room at the rate of Rs per square metre, if its

perimeter is 100 m and height 9 m.

# Find the cost of painting the four walls of a

### 2 thoughts on “Find the cost of painting the four walls of a<br />room at the rate of Rs per square metre, if its<br />perimeter is 100 m and hei”

### Leave a Comment

You must be logged in to post a comment.

[tex]\Huge \underline{\mathcal \pink{A}\purple{\frak{nSwer}}}[/tex]

[tex]Area \: of \: four \: walls = 2(l + b)h[/tex]

[tex]= 100 \: \times \: 9[/tex]

[tex] = 900[/tex]

[tex]Cost \: of \: painting[/tex]

[tex]= rate \: \times area[/tex]

[tex] = Rs \: 9 \times \: 900[/tex]

[tex] 8100 \: rs[/tex]

Step-by-step explanation:chicken Sodom Ozark icon grub c FL UC DJ UC