Question

A box has dimensions 12m x 8m x 6m. find cost of painting all sides except
bottom of the box at the rate of ₹15 per m2

.Answer please​

Answer 1

Answer:

Step-by-step explanation:

2(l+b)h+lb x 15

2(12+8)6+12x8 x 15

240+96x15

336x15 is the answer pls masrk as the brainliest

Answer 2

Step-by-step explanation:

we assume that the box lies on surface 12×8.

Total surface area=

$(12 \times 8) + 2 \times (8 \times 6 + 12 \times 6) \\ = 96 + 2 \times (48 + 72) \\ = 96 + 2 \times 120 \\ = 96 + 240 \\ = 336 {m}^{2}$

thus, total cost =336×15= Rs 5940.