Creado por Bob Read
hace alrededor de 8 años
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A litre of paint covers 6 m². How many litres would you need for an area of 30 m²?
A man buys 10 lengths of timber, each 3.25 m. long. What is the total length?
A pallet of roof tiles covers 40 m².
How many pallets would you need for a roof area of 100 m²?
A roll of roof felt covers 5 m². How many rolls would you need for 120 m²?
A job requires 35 m of guttering.
How many whole lengths will you need
to order to have enough for the job?
What is the volume of the pad of concrete 5 m x 12 m x 0.3 m?
If a load of concrete was mixed at
7.15 am. What is the final setting time?
A concrete mix is made from cement, sand and aggregate in the ratio of 1:2:4. If you use 8 shovels of sand, how much cement and aggregate would you need?