Converting between giga, mega, kilo, base, milli and micro, nano. Metres, grams and litres.

Is this number divisible by 2? Half the time the number is, half the time it isn't. Steps give the divisibility test.

Is this number divisible by 9? Half the time the number is, half the time it isn't. Steps give the divisibility test.

Is this number divisible by 3? Half the time the number is, half the time it isn't. Steps give the divisibility test.

Is this number divisible by 10? Half the time the number is, half the time it isn't. Steps give the divisibility test and a way to determine the number of tens.

Is this number divisible by 5? Half the time the number is, half the time it isn't. Steps give the divisibility test and a way to determine the number of fives.

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

Use the rule $\log_a(n^b) = b\log_a(n)$ to rearrange some expressions.

Two questions testing the application of the Cosine Rule when given two sides and an angle. In these questions, the triangle is always acute and both of the given side lengths are adjacent to the given angle.

Two questions testing the application of the Cosine Rule when given two sides and an angle. In these questions, the triangle is always acute and both of the given side lengths are adjacent to the given angle.

Use the rule $\log_a(n^b) = b\log_a(n)$ to rearrange some expressions.

Use the rule $\log_a(n^b) = b\log_a(n)$ to rearrange some expressions.

Calculate confidence interval for the mean, sample variance n>30

Finding unknown sides/angles in right-angled triangles.

Version 1: b,c known

Version 2: a,x known

Version 3: a,y known

Version 4: b,x known

Version 5: b,a known

Version 6: c,a known

15 questions based on module so far. 

Questions about percentage and ratio, applied to finance.

Based on section 3.2 of the Maths-Aid workbook on numerical reasoning.

Given three vectors, arrange them in a tip to tail arrangement using geogebra, then estimate the magnitude and direction of their resultant.

Some questions of relevance to consumers.

Some questions of relevance to consumers.

Practice with adding, subtracting and dividing basic algebraic fractions

25 questions on solving quadratic equations

Questions on manipulating logarithms.

Basic indefinite integrals, Basic definite integrals, integration by substitution

Missing: Area type question, solving diff eq application

Definite Integrals

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Antiderivatives

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Questions on integration using various methods such as parts, substitution, trig identities and partial fractions.

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

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