1.

A rectangular room 12 m by 10 m is surrounded by a verandah 3 m wide. Find the number of bricks 25 cm by 12cm needed to pave the verandah.​

Answer»

formula l×b×h

Step-by-step explanation:

12 X 10 x 3 = 360

12x 25= 280

360 -280

= 80



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