Question

The paint in a container is sufficient to paint an area equal to 18.72m2. How many tiles of dimension 24cm×12cm can be painted by this paint?

Answer 1

The paint in a container is sufficient to paint an area equal to

18.72

m

2

. How many tiles of dimension

24

c

m

×

18

c

m

×

12

c

m

can be painted by this paint?

Solution

Total surface area of each titles

=

2

(

l

b

+

b

h

+

h

l

)

=

2

(

24

×

18

+

18

×

12

+

12

×

24

)

c

m

2

=

1872

c

m

2

No. of tiles

=

18.72

m

2

1872

c

m

2

=

18.72

×

10

4

c

m

2

1872

c

m

2

=

100

Answer 2

Answer:

6.5 tiles

Step-by-step explanation:

area of 1 tile=24*12=288cm2

area of paint=1872cm2

no.of tiles=area of paint/area of 1tile

n= 1872/288

n= 6.5 tiles