A courtyard measures 28m by 21m. how many bricks each 25 cm by 21 cm are required by paving yard find the cost of the paving floor with bricks if a brick cost 50 paise
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Area of the courtyard = l×b = 28×21 = 588 m^2
Area of one brick = l×b
= 0.25 m × 0.21 m = 0.0525 m^2
No. of bricks required
= area of floor × area of one brick
= 30 bricks ( approx )
Rate of one brick = 50 paise
rate of 30 bricks = 30×50 = 1500 paise = 15 rs.
Area of one brick = l×b
= 0.25 m × 0.21 m = 0.0525 m^2
No. of bricks required
= area of floor × area of one brick
= 30 bricks ( approx )
Rate of one brick = 50 paise
rate of 30 bricks = 30×50 = 1500 paise = 15 rs.
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