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Decimal Places and Significant Figures

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

VAT

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Finding the cost including VAT

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Basic Percentages Question

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Percentages

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Introduction to percentage

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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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Area and perimeter of compound shapes

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Volume of Oil tanks. Converting cubic metres to L.

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Volume Problems

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Calculating the volumes of different containers

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Areas of triangles

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Area and Perimeter of Rectangles

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Circumference and area of a circle

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Demo Version 

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(Calculate the estimate, actual and from these the percentage error)

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(Calculate the minimum and maximum approximations of an estimate)

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(Calculating estimate and actual value of temperature using given formulas, and hence finding the percentage error)

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Perventage Error

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(Calculate the estimate, actual and the percentage error from these)

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Percentage Error

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Percentage Error

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