1.

The length of a square room is 8m. How many granite stones of 2m × 1m are required to cover the floor of the room?

Answer»

Area of a square room

= 1 × 1

= 8 × 8

= 64 Sq.mt

The number of granites

= 2m × 1m

= 2m

= 64/2 = 32



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