Solving a system of simultaneous congruences using the Chinese Remainder Theorem.

An explore mode question which allows you to write a solution straight away, or break it down into steps.

After solving a system of three congruences, you can ask for a new problem with more congruences.

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Given the number of international students enrolled on a course of $n$ students, calculate the percentage of 'home' students.

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A summary of the fourth week of material.

A summary of the first four weeks of material.

A summary of the first week of material.

Skills Audit for Maths and Stats for MAS156 Aerospace Engineering students. 

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Quiz on key topic areas for Computer Science PGTs

This question tests the students ability to factorise simple quadratic equations (where the coefficient of the x^2 term is 1) and use the factorised equation to solve the equation when it is equal to 0.

Pulley supported by a cable, so the tension in the rope is constant.    Advice is a youtube video showing how to solve the problem.

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This exam test students understanding of determinants and inverses of 3x3 matrices.

This exam looks at the determinatns and inverses of 2x2 matrices

Cofactors Determinant and inverse of a 3x3 matrix.

Exercises on calculating the determinant of 2x2 and 3x3 matrices.

Exercises on calculating the determinant of 3x3 matrices.

Find the determinant and inverse of three $2 \times 2$ invertible matrices.

This question tests learner's knowledge of the inverse matrix method for a 3x3 matrix.

Putting a pair of linear equations into matrix notation and then solving by finding the inverse of the coefficient matrix. 

This exam gives an overview of skills studnets require to be able to add and subtract matrices.

Exam to test students understanding of matrices multiplied by a scalar.

This exam gives tests for an overview of the skills students need to be able to perfom matrix multiplications.

Multiplication of two matrices.