Critical points, absolute minimum, local maximum and minimum points, increasing and decreasing, concavity

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Calculate capacity of rectangular tank, given its dimensions

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Percentage error in rounding to 1 significant figure

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Mini-test on diluting solutions.

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Factorising algebraic expressions

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Basic Percentage Error

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Basic introduction to percentage error

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Calculate the percentage error in the area of a circle

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Sequences, including Fibonnacci

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Simpel percentages practice

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

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Given the cost priceand profit margin, find the selling price

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Cost price, selling price, profit and loss

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Sound Pressure Level

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Position of a fret on a fretboard, relative to the nut.

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Position of a fret on a fretboard, relative to the nut.

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Position of a fret on a fretboard, relative to the nut.

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Position of a fret on a fretboard, relative to the nut.

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Position of a fret on a fretboard relative to the nut.

Annuity question as a filling in a formulae exercise

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Simple interest.

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Converting a decimal number to binary.

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Converting a number from binary to decimal.

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Given a random variable $X$  normally distributed as $\operatorname{N}(m,\sigma^2)$ find probabilities $P(X \gt a),\; a \gt m;\;\;P(X \lt b),\;b \lt m$.

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Given a random variable $X$ normally distributed as $\operatorname{N}(m,\sigma^2)$ find probabilities $P(X \gt a),\; a \gt m;\;\;P(X \lt b),\;b \lt m$.

Inverse Laplace transform if trig functions.

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