Question

You are given two boxes. Which box will need more paper to cover the whole
Fig. 1416
5.
The dimensions of an oil tin are 26 cm x 26 cm x 45 cm. Find the area of tin sheet
required to make 20 such tins.
6.
A swimming pool is 20 m in length, 15 m in breadth 4 m in depth. Find the cost
of cementing its floor and walls at 35 per m
7.
A cubical box with lid has a length of 30 cm. Find the cost of painting the inside
and outside of the box at 5.50 per m.
8.
Two cubes of side 4 cm are fixed together. Find the total surface area of the new
solid formed​

Answer 1

Answer:

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Step-by-step explanation: