Two ordered data sets, each with 10 numbers. Find the sample standard deviation for each and for their sum.

Rounding practice to given decimal places and significant figures.

Practice with adding, subtracting and dividing basic algebraic fractions

A set of MCQ designed to help Level 2 Engineering students prepare/practice for the on-line GOLA test that is used to assess the C&G 2850, Level 2 Engineering, Unit 202: Engineering Principles.

Practice questions on these topics.

Practice bank of multivariable calculus questions

Find $\displaystyle\int \frac{ax^3-ax+b}{1-x^2}\;dx$. Input constant of integration as $C$.

Practice of conversion between SI units of mass, volume & length.

A question to practice simplifying fractions with the use of factorisation (for binomial and quadratic expressions).

Some practice collecting like terms of algebraic expressions, with detailed advice.

Adapted from 'Collecting like terms' by Ben Brawn.

This quiz asks questions on basic techniques of differentation and some introductory applications.

Tests Algebra, Graphing Straight Lines, Probability, Statistics

Practice with adding, subtracting and dividing basic algebraic fractions

Practice finding parallel and perpendicular lines to a given line.

rebelmaths

Practice dividing polynomials using the long division method.

Practice of conversion between SI units of mass, volume & length.

Practice with adding, subtracting and dividing basic algebraic fractions

This is a set of questions designed to help you practice adding, subtracting, multiplying and dividing fractions.

All of these can be done without a calculator.

A set of MCQ designed to help Level 2 Engineering students prepare/practice for the on-line GOLA test that is used to assess the C&G 2850, Level 2 Engineering, Unit 202: Engineering Principles.

These practice questions cover:

• resolving axial forces in a truss structure
• stress & strain in a closed thin-walled pressure vessel (an example of 2D plane stress)
• use of Mohr's circle for determining principal stresses for a 2D plane stress case
• calculation of invariants for general 3D stress case, leading to von Mises stress and principal stresses

This quiz is designed to help you practise your integration techniques.

Improvements needed:

• Add some definite integrals to Q2
• Use different variables

A set of MCQ designed to help Level 2 Engineering students prepare/practice for the on-line GOLA test that is used to assess the C&G 2850, Level 2 Engineering, Unit 202: Engineering Principles.

Practice dividing polynomials using the long division method.

This question allows you to practice plotting points on graphs.

This question allows you to practice placing points on a number line.

This question allows you to practice identifying points on graphs.

This question allows you to practice identifying points on graphs.

Practice with fractions

Practice with fractions

This question allows you to practice working out a fraction of an amount.

It is designed for you to complete without a calculator.