Question

Find the cost of tiling a floor ot size 300m by 200m at rate of Rs 12 per sq. m.​

Answer 1

2×(300+200)

2×500

$500 \\ \times 2 \\ 1000$

1000×12 = 12000

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Answer 2

Step-by-step explanation:

Given that

area is 300m by 200m

rate of tiling is 12 per sq m

Solution.

$area \: of \: floor = 300 \times 200 \\ = 60000 {m}^{2}$

hence

$cost \: of \: tiling \: a \: floor = 60000 \times 12$

$= 720000rs$

hence cost of tiling a floor is 720000rs.