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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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No description given

A mass is resting on a rough plane. Given the angle of the plane and the mass of the object, find the normal reaction force and hence the coefficient of friction.

Simple Percentages

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Calculating rates and scaling rates.

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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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Laplace transform of e^{at}

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Find the exVAT price

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Given the cost and profit, find the selling price

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Basic Percentages Question

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Gross wage, tax

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Expansion of two brackets

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Multiplying and dividing decimals

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Arithmetic

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