Practical Everyday Life Calculations in Construction

What is the area of a floor or wall if its dimensions are 5m × 4m?

• 20m²

• 9m²

• 10m²

• 25m²

If a wall is 3m × 2.5m, what is the total area to be painted?

• 7.5m²

• 5.5m²

• 6.5m²

• 8.5m²

What is the perimeter of a rectangular area with sides 6m and 4m?

• 20m

• 18m

• 24m

• 12m

What is the volume of concrete needed for a space measuring 3m × 2m × 0.1m?

• 0.6m³

• 0.03m³

• 6m³

• 60m³

How much soil needs to be removed from an excavation measuring 10m × 0.5m × 0.5m?

• 2.5m³

• 5m³

• 1.5m³

• 0.25m³

What is the total material cost for 1,000 bricks if each brick costs £0.50?

• £500

• £250

• £1000

• £750

How many labour hours are required if 3 workers work 8 hours a day for 5 days?

• 120h

• 80h

• 100h

• 60h

What is the total area covered if 50m² of tiles are used with a 10% wastage allowance?

• 55m²

• 50m²

• 60m²

• 52m²

What is the roof pitch if tan⁻¹(3 ÷ 6) is calculated?

• 26.6°

• 30°

• 45°

• 15°

The rise of each step in a staircase, if the total rise is 2.8m and there are 14 steps, is _______.

• 0.2m

• 0.14m

• 0.28m

• 0.4m