1,138 prompts matching "IGCSE practice: A histogram set against a bar chart"
Real-life question: Converting a number from base two back
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Another worked example: A problem that changes base part of the way through
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Extra quiz: Evaluating an expression in which a zero index appears
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Find my error: A power of m over n as a root and a power together
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Real-life question: An indicial equation whose solution is negative
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Another worked example: Writing expressions using positive
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Extra quiz: Writing a very small number in standard form
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Real-life question: Finding the antilogarithm of a number
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Another worked example: Using logarithm tables to multiply
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Extra quiz: Finding a cube root using logarithms
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Find my error: Simplifying a ratio whose parts are given in different units
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Real-life question: Finding the original quantity after an increase in a given ratio
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Another worked example: Finding the original quantity after a decrease in a given ratio
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Real-life question: Calculating take-home pay after tax and deductions
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Another worked example: Calculating the Value Added Tax (VAT)
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Extra quiz: Finding the rate or the time from a given interest
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Real-life question: Expanding a bracket and then simplifying
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Another worked example: Simplifying an expression containing a fraction
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Extra quiz: The sign of the numerator when subtracting algebraic fractions
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Real-life question: Manipulating directed (positive
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