Question

2. The length, breadth and he box are 1.5 m, 1.2 m and 1.2 m. What will be the cost of painting the outer surface area of a box at the rate of 1 rupee per square metre?​

Answer 1

Answer:

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Answer 2

Answer: Rs. 10.08

Step-by-step explanation:

Surface area formula = 2(lw+lh+hw)

Now,

=2((1.5*1.2)+(1.5*1.2)+(1.2*1.2))

=10.08 sq.m

Here, price of painting 1 sq.m = Re.1

The price of painting 10.08 sq.m = Rs. 10.08