A variable cost is a constant amount per unit produced or used. Therefore, the total amount of the variable cost will change proportionately with volume or activity. Generally, a product's direct materials are a variable cost. To illustrate, let's assume that a bakery uses one pound of flour at a cost of $0.70 per pound for every loaf of bread it produces.
Most sports fields are one hectare in size. The Apple Bowl in Kelowna for instance is a 400 m running track and the grassy area inside is 1.12 hectares. The international rugby field pictured above is very close to one hectare in size, it is actually 1.0008 hectares. A perfect square is 100 meters by 100 meters is a hectare. An acre is about 0.4047 hectare and one hectare contains about 2.47 acres.
however an acre is only equal to about 40 % of a hectare another way to look at an acre is that it makes up about 90 % of an american football field the actual size of a field is 1 32 acres or 44000 square feet which is 440 more feet than what an acre is described asone final way to look at an acre is that it is 66 feet x 660 feet which comes out to the 43560 square feetowever an acre is only equal to about 40 % of a hectare another way to look at an acre is that it makes up about 90 % of an american football field the actual size of a field is 1 32 acres or 44000 square feet which is 440 more feet than what an acre is described as