1.

A) Find the number of bricks of size 20 cm x 12 cm x 5 cm required to build a wallof volume 60 m​

Answer»

Answer:

VOLUME of WALL is 60m^3

volume of brick is 20cm × 12 × 5cm

number of bricks is = 60m^3 ÷ (20cm × 12CM × 5cm)

60m^3 ÷ 1200cm^3

60000000cm^3 ÷ 1200cm^3

5000 bricks



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