The area is the size of the surface and states the number of unit squares needed to completely cover that surface.

A quick estimate for a calculation is obtained from using approximate values, often rounded to 1 significant figure.

The (arithmetic) mean for a set of numerical data is the sum of the values divided by the number of values. It is a measure of central tendency representing the average of the values.

Agricultural worker (crops)

Maths

Maths in the workplace

Given that 1 acre $$\approx$$ 4046.86 m$$^2$$, convert 1.7 acres into square metres.

Given that 1 acre $$\approx$$ 4046.86 m$$^2$$, convert 12.4 acres into square metres.

Given that 1 acre $$\approx$$ 4046.86 m$$^2$$, convert 246 858.46 square metres into acres.

Always true - you will always get the best price.

Sometimes true - it depends on the exchange rate.

Always false - you may get a better price elsewhere.

It is better to sell crops within your own country.

Calculate the mean of the following values: 552, 547, 585, 578, 538

Calculate the mean of the following values: 37, 41, 47, 50, 40, 52, 46, 54, 48, 55

A quick {{}} for a calculation is obtained from using approximate values, often rounded to 1 significant figure.

The (arithmetic) mean for a set of {{}} data is the sum of the values divided by the number of values.

The mean is a measure of central tendency representing the {{}} of the values.

Starter Quiz