Question

the cost of painting a wooden box which is in the shape of a cube of side 11 cm at least rate of 50 Paisa per square centimetre​

Answer 1

GIVEN :-

• Side of cube = 11 cm

• Cost per square centimetre = 50 Paise

TO FIND :-

• Cost of painting a wooden box.

We know that ,

• Total Surface Area (TSA)

SOLUTION :-

$TSA \: of \: cube = {6a}^{2}$

Given side = 11 cm = a

$6 \times {11}^{2}$

$6 \times 121$

${726 \: cm}^{2}$

⇒Cost of Painting at 50 paise per cm square

⇒726 × 50 = 36300 Paise

Now,

⇒We have to convert Paise into Rupees

We know that ,

⇒1 Rupee = 100 Paise

⇒? = 36300

$\frac{36300}{100}$

∴ Required answer is ₹ 363