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

Agricultural worker (animals)

Astrophysicist

Catering

Construction

Emergency response worker

Engineer

Event management

Graphic designer

Interior designer

Media - films and games

Medical professional

Operational researcher

Personal assistant

Programmer

Running a small business

Sales and marketing

Sports coaching

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.

Agricultural worker (crops)

Lesson outcome