Given percentages of males and females working on a project, and the percentage of the total staff who are male (or female), find the percentage of all staff working on the project.

Based on question 3 from section 3 of the maths-aid workbook on numerical reasoning.

Questions about percentage change.

Simple Percentages

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Simpel percentages practice

If _% of a number is__. What is _% of that number.

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This question will help you practice converting between fractions and percentages

A variety of worded fraction questions.

Profit and Loss, Percentages

Changed to £.

Finding the lengths and angles within a right-angled triangle using: pythagoras theorem, SOHCAHTOA and principle of angles adding up to 180 degrees.

Recall and use of formulae for volume and surface area of a sphere.

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Given the derivatives of a cubic function at a point, find the value of the function at another point.

Finding x and y values for straight line graphs

Given the original formula the student enters the transformed formula

$A$ a $3 \times 3$ matrix. Using row operations on the augmented matrix $\left(A | I_3\right)$ reduce to $\left(I_3 | A^{-1}\right)$.

$A$ a $3 \times 3$ matrix. Using row operations on the augmented matrix $\left(A | I_3\right)$ reduce to $\left(I_3 | A^{-1}\right)$.

(Green’s theorem). $\Gamma$ a rectangle, find: $\displaystyle \oint_{\Gamma} \left(ax^2-by \right)\;dx+\left(cy^2+px\right)\;dy$.

Reading information from the equation of the line. Graph shown

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Reading information from the equation of the line. Graph shown

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Practice finding parallel and perpendicular lines to a given line.

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aij  notation and definition of the order of a matrix.

Coordinate Geometry of the line. Equations of lines.

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3 questions. Finding the stationary points of functions of 2 variables.

Partial differentiation.

Multiplying two 2 x 2 matrices.

Multiplying two 2 x 2 matrices.

Identifying straight-line equations, and correlations.

Looking at gradients and values for x and y for straight-line graphs

Completing a table of x and y values from a straight line graph equation.

Data types and graph types

Question about the interior angles in simple shapes

This quiz poses questions on arithmetic progressions, geometric progressions and binomial series expansions.